condition mean min max 4 h after light 244.954499 208.385903 281.523095 8 h after light 428.7186125 267.155134 590.282091 12 h after light 1174.0769675000001 805.47577 1542.678165 4 h after dark 1280.701055 950.770518 1610.631592 8 h after dark 727.25971 582.51079 872.00863 12 h after dark 384.923258 384.923258 384.923258