IPCC First assessment report 1990 MWP LIA graph http://calspace.ucsd.edu/virtualmuseum/images/LittleIceAgeRelativeTemp.html Year Temperature_Change_degC 902.355312 -0.137130616 914.759158 -0.131293512 927.590724 -0.090433783 944.271758 -0.063193965 969.07945 -0.020388535 984.905047 0.008796986 997.308893 0.034091103 1011.423615 0.065222325 1024.682898 0.084679339 1038.369901 0.10024495 1052.056904 0.131376171 1058.472686 0.15861599 1069.593376 0.197530018 1081.569503 0.259792461 1090.979318 0.308434995 1096.539663 0.337620515 1105.521758 0.374588841 1116.214729 0.409611466 1125.624543 0.43101418 1139.739265 0.464091103 1154.281705 0.491330923 1167.11327 0.50105943 1183.794305 0.510787937 1201.758496 0.510787937 1213.734623 0.50105943 1225.283031 0.489385221 1239.825472 0.477711013 1251.801599 0.467982506 1267.627195 0.446579791 1281.741917 0.421285673 1291.57945 0.399882959 1301.416983 0.360968931 1309.543641 0.34540332 1314.248548 0.322054904 1318.953455 0.296760787 1321.947488 0.259792461 1326.652395 0.226715537 1328.790989 0.187801511 1334.779052 0.160561691 1346.327461 0.115810561 1361.29762 0.059385221 1369.424278 0.022416896 1379.261811 -0.018442833 1391.237939 -0.078759575 1400.647753 -0.129347811 1406.635817 -0.168261839 1417.328787 -0.218850073 1428.021758 -0.263601205 1436.576135 -0.312243738 1442.991917 -0.327809349 1452.401731 -0.335592155 1458.817514 -0.335592155 1466.088734 -0.318080842 1473.787673 -0.267492606 1481.486612 -0.218850073 1488.330113 -0.176044643 1496.029053 -0.146859123 1502.444835 -0.135184915 1512.282368 -0.139076318 1519.125869 -0.193555955 1525.541652 -0.240252788 1529.391122 -0.285003919 1534.951466 -0.316135141 1540.511811 -0.335592155 1546.072156 -0.376451882 1552.915657 -0.42898582 1561.897752 -0.483465457 1571.307567 -0.522379485 1583.711413 -0.522379485 1592.693508 -0.522379485 1604.669636 -0.522379485 1611.940856 -0.526270888 1617.501201 -0.549619304 1626.911015 -0.57296772 1638.459424 -0.598261838 1647.869238 -0.607990345 1659.417646 -0.60215324 1667.116586 -0.576859122 1673.532368 -0.537945096 1680.803589 -0.456225639 1688.502527 -0.376451882 1691.924278 -0.320026544 1697.484623 -0.257764101 1700.906374 -0.21495867 1704.328124 -0.176044643 1712.882501 -0.158533332 1724.00319 -0.166316137 1736.834756 -0.211067268 1747.527726 -0.267492606 1756.937541 -0.283058217 1768.485949 -0.275275412 1777.895763 -0.27332971 1795.859954 -0.244144191 1810.402395 -0.240252788 1824.089397 -0.249981295 1835.210087 -0.255818399 1848.469371 -0.255818399 1860.017779 -0.255818399 1867.716718 -0.240252788 1881.403721 -0.195501656 1887.391784 -0.144913422 1895.946161 -0.096270887 1901.934225 -0.049574055 1907.494569 -0.012605729 1913.054915 0.024362597 1918.615259 0.069113728 1926.314198 0.094407846 1932.729981 0.109973457 1942.139795 0.121647665 1957.537673 0.121647665 1968.658363 0.11386486 1975.929583 0.104136353