condition	mean	min	max
2 h after light	7.089293333333333	6.32181	8.04524
6 h after light	8.23617	6.8877	9.09644
10 h after light	8.94182	7.39261	10.3651
2 h after dark	14.848633333333334	13.2964	16.3887
6 h after dark	15.6591	12.9609	18.7391
10 h after dark	20.403533333333332	17.5812	22.2826