condition mean min max 3 h after light 0.019935933333333333 0.0 0.0598078 6 h after light 0.008889033333333332 0.0 0.0266671 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.018721333333333333 0.0 0.056164 12 h after dark 0.023235366666666667 0.0 0.0409282