condition mean min max 0 h after light 789.5015000000001 785.293 793.71 4 h after light 1162.646 893.772 1431.52 8 h after light 936.4695 889.022 983.917 4 h after dark 631.173 581.478 680.868 8 h after dark 911.637 887.845 935.429 12 h after dark 725.45 716.347 734.553