condition mean min max 0 h after light 10.579360000000001 8.19942 12.9593 4 h after light 11.9484 11.1196 12.7772 8 h after light 10.95285 10.7968 11.1089 4 h after dark 13.7603 13.3976 14.123 8 h after dark 10.118749999999999 10.0763 10.1612 12 h after dark 17.131999999999998 12.9419 21.3221