condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.018631833333333334 0.0 0.0558955 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.030622200000000002 0.0 0.0918666 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0