return_period hist ccsm3 cgcm3.1_t47 cnrm_cm3 echam5 echo_g hadcm hadgem1 ipsl_cm4 miroc_3.2 pcm1 20yr 803.5 890.3 990.4 942.0 852.2 796.8 873.3 779.3 932.8 1204.3 836.7 50yr 940.7 1017.7 1090.1 1096.6 969.2 884.5 977.2 894.7 1020.3 1373.0 961.4 100yr 1041.9 1106.7 1153.8 1209.8 1051.2 942.0 1047.0 977.5 1075.5 1490.9 1050.4