year	MBH	NGDC	diff
1400	14.569	14.88	-0.311
1401	14.638	14.768	-0.130000000000001
1402	14.771	14.808	-0.036999999999999
1403	14.53	14.551	-0.0210000000000008
1404	14.262	14.168	0.0940000000000012
1405	15.415	15.193	0.222000000000000
1406	15.509	15.45	0.059000000000001
1407	15.234	15.242	-0.0080000000000009
1408	15.662	15.714	-0.0519999999999996
1409	15.265	15.674	-0.408999999999999
1410	14.844	15.245	-0.401
1411	14.768	15.081	-0.312999999999999
1412	14.191	14.479	-0.287999999999998
1413	14.786	14.953	-0.167000000000000
1414	14.93	14.992	-0.0620000000000012
1415	15.413	15.492	-0.0790000000000006
1416	15.111	15.315	-0.203999999999999
1417	15.165	15.378	-0.213000000000001
1418	15.133	15.469	-0.336
1419	15.211	15.548	-0.337
1420	15.058	15.385	-0.327
1421	15.195	15.567	-0.372
1422	15.467	15.987	-0.52
1423	15.082	15.572	-0.489999999999998
1424	14.516	15.013	-0.497
1425	14.546	14.808	-0.262000000000000
1426	14.909	15.063	-0.154
1427	15.099	15.34	-0.241000000000000
1428	15.49	15.576	-0.0860000000000003
1429	15.268	15.446	-0.177999999999999
1430	15.276	15.567	-0.291000000000000
1431	14.873	15.086	-0.213000000000001
1432	14.894	15.046	-0.151999999999999
1433	15.172	15.277	-0.104999999999999
1434	15.071	15.137	-0.0660000000000007
1435	15.867	16.027	-0.16
1436	15.898	16.331	-0.433
1437	15.087	15.597	-0.51
1438	15.066	15.42	-0.353999999999999
1439	14.571	14.841	-0.270000000000000
1440	14.615	14.67	-0.0549999999999997
1441	15.213	15.135	0.0779999999999994
1442	14.826	14.682	0.144
1443	15.16	14.936	0.224
1444	15.689	15.548	0.141
1445	14.019	16.001	-1.982
1446	14.784	16.032	-1.248
1447	14.722	15.562	-0.84
1448	14.636	15.189	-0.553000000000001
1449	14.213	14.616	-0.403000000000000
1450	14.337	14.523	-0.186
1451	14.721	14.509	0.212000000000000
1452	15.136	14.717	0.418999999999999
1453	15.565	15.34	0.225000000000000
1454	15.38	15.392	-0.0119999999999987
1455	14.936	15.109	-0.173
1456	14.782	15.046	-0.263999999999999
1457	14.671	14.834	-0.163000000000000
1458	13.995	14.194	-0.199000000000002
1459	14.678	14.593	0.0850000000000009
1460	14.914	14.866	0.048
1461	14.944	14.978	-0.0339999999999989
1462	14.668	14.705	-0.0370000000000008
1463	15.057	15.058	-0.000999999999999446
1464	14.848	14.876	-0.0279999999999987
1465	14.697	14.757	-0.0600000000000005
1466	14.928	14.953	-0.0249999999999986
1467	15.126	15.154	-0.0280000000000005
1468	15.196	15.383	-0.186999999999999
1469	14.865	15.006	-0.141
1470	15.298	15.436	-0.138
1471	14.931	15.133	-0.202
1472	14.981	15.03	-0.0489999999999995
1473	14.759	14.89	-0.131000000000000
1474	14.791	14.836	-0.0449999999999999
1475	14.279	14.287	-0.0080000000000009
1476	14.984	14.764	0.220000000000001
1477	15.468	15.315	0.153000000000000
1478	15.554	15.532	0.0220000000000002
1479	15.492	15.726	-0.234
1480	15.373	15.754	-0.381
1481	15.361	15.796	-0.434999999999999
1482	15.571	16.081	-0.51
1483	14.727	15.275	-0.548
1484	14.91	15.119	-0.209000000000000
1485	15.317	15.427	-0.109999999999999
1486	15.165	15.235	-0.0700000000000003
1487	15.232	15.282	-0.0500000000000007
1488	16.084	15.962	0.122
1489	15.459	15.691	-0.232000000000001
1490	14.955	15.242	-0.287000000000001
1491	15.082	15.38	-0.298
1492	15.221	15.674	-0.452999999999999
1493	15.391	15.78	-0.388999999999999
1494	15.527	16.013	-0.486000000000002
1495	15.114	15.52	-0.405999999999999
1496	14.835	15.137	-0.302000000000000
1497	15.123	15.383	-0.26
1498	15.049	15.245	-0.196000000000000
1499	15.353	15.434	-0.0809999999999995
1500	14.549	14.705	-0.156000000000001
1501	14.836	14.824	0.0120000000000005
1502	14.531	14.514	0.0170000000000012
1503	15.049	14.957	0.0919999999999987
1504	15.316	15.338	-0.0219999999999985
1505	15.278	15.56	-0.282
1506	14.686	14.988	-0.302000000000000
1507	14.925	14.873	0.0520000000000014
1508	15.312	15.305	0.00699999999999967
1509	15.317	15.408	-0.0909999999999993
1510	15.018	15.077	-0.0589999999999993
1511	14.531	14.577	-0.0459999999999994
1512	15.598	15.411	0.187000000000001
1513	14.937	15.126	-0.189
1514	14.862	15.006	-0.144
1515	15.146	15.294	-0.148000000000000
1516	14.7	14.841	-0.141
1517	15.072	15.149	-0.077
1518	14.619	14.703	-0.0839999999999996
1519	14.251	14.238	0.0129999999999999
1520	15.175	14.85	0.325000000000001
1521	14.675	14.481	0.194000000000001
1522	15.027	14.794	0.232999999999999
1523	14.865	14.635	0.230000000000000
1524	15.04	14.866	0.173999999999999
1525	15.281	15.191	0.0899999999999999
1526	14.759	14.794	-0.0350000000000001
1527	14.485	14.514	-0.0289999999999999
1528	14.931	14.813	0.117999999999999
1529	15.01	14.948	0.0619999999999994
1530	14.713	14.745	-0.032
1531	15.328	15.128	0.199999999999999
1532	15.501	15.506	-0.00500000000000078
1533	15.556	15.681	-0.125
1534	14.915	15.193	-0.278000000000000
1535	14.813	14.985	-0.171999999999999
1536	15.005	15.14	-0.135000000000000
1537	15.177	15.368	-0.191000000000001
1538	14.71	14.92	-0.209999999999999
1539	14.884	14.915	-0.0309999999999988
1540	14.518	14.535	-0.0169999999999995
1541	14.982	14.782	0.199999999999999
1542	15.89	15.7	0.190000000000001
1543	14.357	14.71	-0.353000000000002
1544	14.455	14.46	-0.00500000000000078
1545	14.997	14.913	0.0839999999999996
1546	15.405	15.261	0.144
1547	15.869	15.871	-0.00200000000000067
1548	15.808	15.959	-0.151000000000000
1549	15.236	15.611	-0.375
1550	14.809	15.207	-0.398000000000001
1551	15.075	15.233	-0.158000000000001
1552	15.222	15.354	-0.132000000000000
1553	15.095	15.228	-0.132999999999999
1554	15.249	15.364	-0.115000000000000
1555	14.535	14.745	-0.209999999999999
1556	14.784	14.703	0.0810000000000013
1557	14.866	14.684	0.182000000000000
1558	15.159	14.887	0.272
1559	14.981	14.81	0.170999999999999
1560	14.919	14.668	0.251000000000001
1561	14.998	14.845	0.152999999999999
1562	14.771	14.637	0.134000000000000
1563	14.85	14.595	0.254999999999999
1564	15.033	14.808	0.225000000000000
1565	14.866	14.75	0.116000000000000
1566	15.569	15.432	0.137000000000000
1567	15.127	15.191	-0.064
1568	15.132	15.217	-0.0850000000000009
1569	14.822	14.906	-0.0840000000000014
1570	14.96	14.88	0.08
1571	15.534	15.385	0.149000000000001
1572	14.75	14.822	-0.0719999999999992
1573	14.977	14.981	-0.00399999999999956
1574	14.937	14.918	0.0190000000000001
1575	14.378	14.455	-0.077
1576	14.975	14.829	0.145999999999999
1577	14.441	14.418	0.0230000000000015
1578	14.744	14.418	0.326000000000001
1579	14.807	14.493	0.314
1580	15.186	14.906	0.279999999999999
1581	15.48	15.263	0.217000000000001
1582	15.543	15.516	0.0269999999999992
1583	15.033	15.142	-0.109
1584	15.43	15.446	-0.016
1585	15.407	15.446	-0.0389999999999997
1586	14.916	15.018	-0.102000000000000
1587	14.985	14.992	-0.00700000000000145
1588	15.035	14.936	0.0990000000000002
1589	14.848	14.757	0.091000000000001
1590	15.23	15.07	0.16
1591	15.165	15.1	0.0649999999999995
1592	15.005	14.974	0.0310000000000006
1593	15.229	15.123	0.106000000000000
1594	15.171	15.151	0.0199999999999996
1595	15.173	15.235	-0.0619999999999994
1596	14.749	14.869	-0.119999999999999
1597	14.513	14.514	-0.000999999999999446
1598	15.358	15.165	0.193000000000001
1599	15.676	15.483	0.193000000000000
1600	15.689	15.672	0.0169999999999995
1601	14.857	15.081	-0.224
1602	15.042	15.21	-0.168000000000001
1603	15.371	15.495	-0.123999999999999
1604	14.747	14.92	-0.173
1605	14.54	14.584	-0.0440000000000005
1606	14.59	14.565	0.0250000000000004
1607	13.992	13.948	0.0440000000000005
1608	14.241	13.941	0.299999999999999
1609	15.258	14.757	0.500999999999999
1610	15.006	14.852	0.154
1611	15.402	15.275	0.126999999999999
1612	14.904	14.887	0.0169999999999995
1613	14.61	14.63	-0.0200000000000014
1614	15.452	15.464	-0.0120000000000005
1615	14.302	14.539	-0.237
1616	15.101	15.02	0.0810000000000013
1617	14.51	14.523	-0.0129999999999999
1618	15.071	15.016	0.0549999999999997
1619	15.256	15.329	-0.0730000000000004
1620	14.368	14.579	-0.211000000000000
1621	14.806	14.759	0.0469999999999988
1622	15.019	15.02	-0.000999999999999446
1623	14.913	14.824	0.0890000000000004
1624	14.829	14.623	0.206000000000001
1625	14.707	14.567	0.140000000000001
1626	14.798	14.801	-0.00300000000000011
1627	14.347	14.324	0.0229999999999997
1628	15.032	14.836	0.196000000000000
1629	15.117	15.058	0.059000000000001
1630	15.264	15.294	-0.0300000000000011
1631	14.94	15.016	-0.0760000000000005
1632	14.926	14.892	0.0340000000000007
1633	15.202	15.247	-0.0449999999999999
1634	14.721	14.75	-0.0289999999999999
1635	14.573	14.465	0.108000000000001
1636	14.845	14.719	0.126000000000001
1637	15.137	14.957	0.180000000000000
1638	15.519	15.413	0.106000000000000
1639	14.951	14.969	-0.0179999999999989
1640	15.213	15.2	0.0129999999999999
1641	15.431	15.562	-0.131000000000000
1642	15.181	15.359	-0.178000000000001
1643	15.07	15.168	-0.097999999999999
1644	15.475	15.558	-0.0830000000000002
1645	15.024	15.163	-0.139000000000001
1646	15.141	15.03	0.111000000000001
1647	14.217	14.266	-0.0489999999999995
1648	14.769	14.5	0.269
1649	14.625	14.381	0.244
1650	14.75	14.584	0.166000000000000
1651	14.468	14.31	0.157999999999999
1652	14.845	14.602	0.243000000000000
1653	15.376	15.116	0.26
1654	15.281	15.224	0.0570000000000004
1655	15.434	15.385	0.0489999999999995
1656	16.011	16.001	0.009999999999998
1657	14.876	15.158	-0.282
1658	14.866	15.004	-0.138
1659	14.995	15.016	-0.0210000000000008
1660	14.799	14.873	-0.0739999999999998
1661	15.066	15.102	-0.0359999999999996
1662	15.237	15.275	-0.0380000000000003
1663	15.468	15.553	-0.0850000000000009
1664	13.842	15.756	-1.914
1665	14.388	15.28	-0.892
1666	15.049	15.539	-0.49
1667	15.306	15.761	-0.455
1668	15.378	15.833	-0.455
1669	14.794	15.256	-0.462
1670	14.862	15.147	-0.285
1671	14.841	15.039	-0.198000000000000
1672	14.274	14.488	-0.214000000000000
1673	14.982	14.822	0.16
1674	14.91	14.696	0.214000000000000
1675	14.988	14.799	0.189
1676	14.6	14.416	0.183999999999999
1677	15.288	14.908	0.380000000000001
1678	15.499	15.359	0.140000000000001
1679	15.026	15.046	-0.0199999999999996
1680	14.912	14.904	0.0080000000000009
1681	14.395	14.418	-0.0229999999999997
1682	14.933	14.82	0.113000000000000
1683	14.517	14.481	0.0359999999999996
1684	15.408	15.198	0.209999999999999
1685	14.641	14.796	-0.154999999999999
1686	14.635	14.588	0.0470000000000006
1687	14.519	14.406	0.113000000000000
1688	15.377	15.107	0.270000000000001
1689	15.071	14.908	0.163000000000000
1690	15.358	15.24	0.118000000000000
1691	15.274	15.317	-0.043000000000001
1692	14.257	14.504	-0.247
1693	14.839	14.827	0.0120000000000005
1694	14.838	14.808	0.0299999999999994
1695	14.43	14.425	0.004999999999999
1696	15.378	15.074	0.304
1697	14.584	14.563	0.020999999999999
1698	14.928	14.834	0.0940000000000012
1699	14.914	14.775	0.138999999999999
1700	14.894	14.831	0.0630000000000006
1701	14.455	14.411	0.0440000000000005
1702	15.214	14.99	0.224
1703	14.816	14.726	0.0899999999999999
1704	15.473	15.231	0.242000000000001
1705	15.876	15.721	0.154999999999999
1706	14.908	15.081	-0.173
1707	15.319	15.371	-0.0519999999999996
1708	15.531	15.667	-0.135999999999999
1709	15.055	15.31	-0.255000000000001
1710	14.928	15.02	-0.0919999999999987
1711	15.194	15.135	0.059000000000001
1712	15.309	15.189	0.119999999999999
1713	15.322	15.289	0.0329999999999995
1714	14.861	14.834	0.027000000000001
1715	14.994	14.985	0.00900000000000034
1716	15.482	15.457	0.0249999999999986
1717	15.561	15.684	-0.122999999999999
1718	14.47	14.687	-0.216999999999999
1719	14.706	14.612	0.0939999999999994
1720	14.761	14.633	0.128
1721	15.495	15.238	0.257000000000000
1722	14.782	14.679	0.103000000000000
1723	14.953	14.857	0.096
1724	14.933	14.887	0.0459999999999994
1725	14.482	14.474	0.00799999999999912
1726	15.203	15.149	0.0540000000000003
1727	14.907	15.016	-0.109
1728	15.102	15.116	-0.0139999999999993
1729	14.063	14.275	-0.212000000000000
1730	15.006	14.834	0.172000000000001
1731	15.396	15.303	0.093
1732	15.584	15.558	0.0259999999999998
1733	14.828	14.971	-0.143000000000001
1734	14.578	14.591	-0.0129999999999999
1735	14.672	14.612	0.0600000000000005
1736	14.837	14.715	0.122
1737	14.745	14.565	0.180000000000000
1738	14.613	14.43	0.183
1739	14.587	14.343	0.244
1740	15.809	15.336	0.472999999999999
1741	15.836	15.572	0.264000000000001
1742	15.539	15.595	-0.0560000000000009
1743	15.685	15.826	-0.141
1744	15.176	15.513	-0.337
1745	15.278	15.52	-0.241999999999999
1746	14.082	14.488	-0.405999999999999
1747	14.59	14.441	0.148999999999999
1748	15.45	15.198	0.251999999999999
1749	15.602	15.495	0.107000000000001
1750	14.674	14.729	-0.0549999999999997
1751	14.831	14.63	0.200999999999999
1752	14.906	14.687	0.219000000000001
1753	15.046	14.892	0.154
1754	15.6	15.497	0.103000000000000
1755	14.554	14.757	-0.202999999999999
1756	14.175	14.275	-0.0999999999999996
1757	15.016	14.82	0.196000000000000
1758	15.1	14.974	0.125999999999999
1759	15.107	15.049	0.0579999999999998
1760	14.828	14.813	0.0149999999999988
1761	14.79	14.689	0.100999999999999
1762	14.586	14.483	0.103000000000000
1763	14.845	14.665	0.180000000000001
1764	14.8	14.514	0.286000000000001
1765	14.961	14.787	0.173999999999999
1766	14.997	14.883	0.114000000000001
1767	15.232	15.142	0.0899999999999999
1768	15.222	15.228	-0.00600000000000023
1769	14.939	14.95	-0.0109999999999992
1770	15.119	15.245	-0.125999999999999
1771	15.447	15.558	-0.111000000000001
1772	15.083	15.275	-0.192
1773	15.503	15.646	-0.143000000000001
1774	14.848	15.086	-0.238000000000000
1775	14.804	14.971	-0.167000000000000
1776	14.788	14.869	-0.0809999999999995
1777	15.06	15.144	-0.0839999999999996
1778	14.974	14.96	0.0139999999999993
1779	15.173	15.165	0.0080000000000009
1780	14.844	14.934	-0.0899999999999999
1781	15.178	15.14	0.0380000000000003
1782	14.905	14.873	0.032
1783	14.933	14.953	-0.0199999999999996
1784	14.439	14.493	-0.0540000000000003
1785	14.64	14.483	0.157
1786	15.437	15.179	0.257999999999999
1787	14.112	14.189	-0.077
1788	15.206	14.866	0.34
1789	15.443	15.34	0.103000000000000
1790	15.871	15.889	-0.0179999999999989
1791	15.086	15.263	-0.177000000000000
1792	14.529	14.675	-0.146000000000001
1793	14.792	14.705	0.0869999999999997
1794	14.748	14.577	0.170999999999999
1795	14.723	14.5	0.223000000000001
1796	14.931	14.862	0.0689999999999991
1797	14.664	14.64	0.0239999999999991
1798	15.107	14.943	0.164000000000000
1799	14.985	14.922	0.0629999999999988
1800	14.967	14.838	0.129000000000001
1801	15.726	15.616	0.110000000000001
1802	15.151	15.27	-0.119000000000000
1803	15.27	15.401	-0.131000000000000
1804	14.986	15.175	-0.189
1805	14.63	14.743	-0.113000000000000
1806	15.165	15.137	0.0279999999999987
1807	14.95	14.908	0.0419999999999998
1808	15.233	15.219	0.0140000000000011
1809	15.461	15.504	-0.0429999999999993
1810	15.352	15.483	-0.131000000000000
1811	15.675	15.852	-0.177000000000000
1812	15.246	15.52	-0.273999999999999
1813	15.187	15.375	-0.188000000000001
1814	14.91	14.999	-0.0890000000000004
1815	14.262	14.301	-0.0389999999999997
1816	14.571	14.252	0.318999999999999
1817	15.561	15.161	0.4
1818	15.165	15.004	0.161000000000000
1819	15.437	15.287	0.149999999999999
1820	15.573	15.502	0.0709999999999997
1821	15.2	15.254	-0.0540000000000003
1822	15.016	15.109	-0.093
1823	15.12	15.217	-0.0970000000000013
1824	14.877	14.913	-0.0359999999999996
1825	15.24	15.175	0.0649999999999995
1826	15.34	15.303	0.036999999999999
1827	15.003	14.964	0.0389999999999997
1828	15.091	14.946	0.145000000000000
1829	14.529	14.367	0.161999999999999
1830	15.675	15.324	0.351000000000001
1831	15.086	15.042	0.0440000000000005
1832	15.262	15.273	-0.0109999999999992
1833	14.887	14.773	0.114000000000001
1834	14.864	14.628	0.236000000000001
1835	15.201	14.978	0.223000000000001
1836	14.842	14.651	0.191000000000001
1837	14.468	14.273	0.195000000000000
1838	14.61	14.21	0.399999999999999
1839	14.767	14.205	0.5620
1840	15.175	14.635	0.540000000000001
1841	15.521	15.079	0.442
1842	15.043	14.717	0.325999999999999
1843	15.109	14.871	0.238000000000000
1844	15.085	14.857	0.228000000000002
1845	14.747	14.584	0.163000000000000
1846	15.024	14.813	0.210999999999999
1847	15.222	15.006	0.215999999999999
1848	15.352	15.228	0.124000000000001
1849	14.589	14.619	-0.0299999999999994
1850	14.152	14.042	0.109999999999999
1851	14.753	14.441	0.311999999999999
1852	15.049	14.803	0.245999999999999
1853	14.701	14.507	0.194000000000001
1854	14.598	14.341	0.257000000000001
1855	15.395	15.039	0.356
1856	15.176	15.056	0.120000000000001
1857	15.278	15.294	-0.016
1858	15.174	15.17	0.00399999999999956
1859	15.115	15.109	0.00600000000000023
1860	14.904	14.908	-0.00399999999999956
1861	15.387	15.371	0.016
1862	15.506	15.63	-0.124000000000001
1863	15.581	15.759	-0.178000000000001
1864	15.365	15.572	-0.206999999999999
1865	14.809	15.074	-0.265000000000001
1866	14.912	14.976	-0.064
1867	15.069	15.081	-0.0119999999999987
1868	15.118	15.189	-0.0709999999999997
1869	14.664	14.675	-0.0110000000000010
1870	15.134	15.049	0.0850000000000009
1871	15.709	15.66	0.0489999999999995
1872	15.544	15.714	-0.17
1873	15.041	15.254	-0.212999999999999
1874	15.488	15.534	-0.0460000000000012
1875	15.597	15.66	-0.0630000000000006
1876	15.066	15.254	-0.187999999999999
1877	14.976	15.011	-0.0349999999999984
1878	15.029	14.955	0.0739999999999998
1879	14.665	14.556	0.109
1880	14.926	14.694	0.231999999999999
1881	14.486	14.261	0.225000000000001
1882	15.048	14.708	0.34
1883	15.681	15.383	0.298
1884	15.527	15.562	-0.0350000000000001
1885	15.071	15.13	-0.059000000000001
1886	15.227	15.263	-0.0359999999999996
1887	14.806	14.778	0.0279999999999987
1888	14.952	14.745	0.207000000000001
1889	15.576	15.394	0.182000000000000
1890	15.559	15.56	-0.00100000000000122
1891	14.471	14.616	-0.145000000000000
1892	14.743	14.467	0.276
1893	14.979	14.689	0.289999999999999
1894	15.347	15.161	0.186
1895	15.515	15.485	0.0300000000000011
1896	15.092	15.149	-0.0569999999999986
1897	14.754	14.803	-0.0490000000000013
1898	14.459	14.413	0.0459999999999994
1899	13.051	14.126	-1.075
1900	14.778	14.766	0.0120000000000005
1901	14.744	14.619	0.125
1902	14.346	14.254	0.0920000000000005
1903	14.707	14.385	0.322000000000001
1904	14.963	14.593	0.369999999999999
1905	14.517	14.308	0.209000000000000
1906	14.944	14.392	0.552000000000001
1907	14.478	14.126	0.352
1908	14.627	14.161	0.466000000000001
1909	13.487	14.187	-0.700
1910	14.572	14.523	0.0489999999999995
1911	14.887	14.81	0.077
1912	14.379	14.317	0.0619999999999994
1913	14.688	14.388	0.300000000000001
1914	14.693	14.353	0.34
1915	15.592	15.179	0.413
1916	15.044	14.885	0.159000000000001
1917	15.063	14.866	0.197000000000001
1918	15.206	15.093	0.113000000000000
1919	15.144	15.186	-0.0419999999999998
1920	15.461	15.495	-0.0339999999999989
1921	15.147	15.329	-0.182000000000000
1922	15.045	15.116	-0.0709999999999997
1923	14.489	14.579	-0.0899999999999999
1924	14.723	14.546	0.177000000000001
1925	14.723	14.404	0.319000000000001
1926	15.115	14.792	0.323000000000000
1927	14.866	14.635	0.231
1928	15.095	14.869	0.226000000000001
1929	14.269	14.271	-0.00200000000000067
1930	14.797	14.5	0.297000000000001
1931	14.674	14.392	0.282
1932	15.072	14.789	0.282999999999999
1933	14.963	14.743	0.219999999999999
1934	14.895	14.712	0.183
1935	14.925	14.859	0.0660000000000007
1936	15.198	15.14	0.0579999999999998
1937	14.953	15.013	-0.0600000000000005
1938	14.976	14.92	0.0560000000000009
1939	15.668	15.639	0.0289999999999999
1940	15.275	15.434	-0.158999999999999
1941	14.675	14.838	-0.162999999999998
1942	14.91	14.885	0.0250000000000004
1943	14.86	14.743	0.116999999999999
1944	14.983	14.925	0.0579999999999998
1945	14.585	14.495	0.0900000000000016
1946	14.455	14.301	0.154
1947	15.152	14.887	0.264999999999999
1948	15.198	15.116	0.0820000000000007
1949	14.761	14.74	0.020999999999999
1950	14.839	14.67	0.169000000000000
1951	15.297	15.168	0.129000000000001
1952	14.036	14.201	-0.165000000000001
1953	14.701	14.476	0.225000000000000
1954	15.099	14.936	0.163000000000000
1955	15.047	15.02	0.027000000000001
1956	15.22	15.205	0.0150000000000006
1957	14.704	14.745	-0.0409999999999986
1958	14.727	14.539	0.188000000000001
1959	15.185	15.032	0.153000000000000
1960	15.038	15.07	-0.032
1961	15.319	15.231	0.088000000000001
1962	14.712	14.866	-0.154
1963	14.914	14.822	0.0920000000000005
1964	14.847	14.71	0.136999999999999
1965	14.781	14.799	-0.0179999999999989
1966	14.975	14.918	0.0570000000000004
1967	15.241	15.238	0.00300000000000011
1968	15.467	15.565	-0.097999999999999
1969	15.395	15.371	0.0239999999999991
1970	15.466	15.45	0.016
1971	15.995	16.013	-0.0180000000000025
1972	15.126	15.294	-0.168000000000001
1973	15.594	15.688	-0.0940000000000012
1974	15.555	15.705	-0.150000000000000
1975	15.193	15.411	-0.218
1976	15.08	14.978	0.102000000000000
1977	15.269	15.333	-0.064
1978	15.391	15.378	0.0129999999999999
1979	15.641	15.728	-0.0869999999999997
1980	15.014	15.219	-0.205
1981	16.047001	16.013	0.0340009999999999
1982	14.952	15.296	-0.343999999999999
1983	15.291	15.516	-0.225000000000000
1984	15.121	15.392	-0.270999999999999
1985	14.95	15.186	-0.236000000000001
1986	15.658	15.712	-0.0540000000000003
1987	15.149	15.322	-0.173
1988	15.58	15.625	-0.0449999999999999
1989	15.758	15.822	-0.064
1990	NA	15.453	NA
1991	NA	15.667	NA
1992	NA	NA	NA
1993	NA	NA	NA
1994	NA	NA	NA