return_period hist ccsm3 cgcm3.1_t47 cnrm_cm3 echam5 echo_g hadcm hadgem1 ipsl_cm4 miroc_3.2 pcm1 02yr 52.6 44.0 47.2 46.1 47.1 45.2 43.8 42.0 45.1 44.8 44.3 10yr 45.1 41.1 43.6 42.9 43.1 42.5 41.3 39.3 42.4 42.3 41.7 20yr 43.6 40.5 42.9 42.3 42.3 42.0 40.8 38.7 41.8 41.8 41.1