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 0.0 0.0 0.0 12 h after light 0.42273249999999996 0.0 0.575186 3 h after dark 0.29563466666666666 0.0 0.886904 6 h after dark 0.7734960000000001 0.609116 1.00886 9 h after dark 0.0 0.0 0.0 12 h after dark 0.3491175 0.0 0.698235