condition mean min max 2 h after light 0.034014466666666666 0.0 0.113861 6 h after light 0.0284034 0.0 0.0932053 10 h after light 0.0 0.0 0.0 14 h after light 0.03354715 0.0 0.103923 18 h after light 0.017348833333333334 0.0 0.104093 2 h after dark 0.0 0.0 0.0