condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.10081703333333333 0.0 0.222634 9 h after light 0.0 0.0 0.0 12 h after light 0.0390995 0.0 0.0823108 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.02756916666666667 0.0 0.0827075 12 h after dark 0.0 0.0 0.0