condition	mean	min	max
3 h after light	10.119503333333332	9.59644	10.9157
6 h after light	8.47772	7.27333	9.10605
9 h after light	11.7855	10.7734	12.3573
12 h after light	15.06484	5.89116	18.4193
3 h after dark	19.193366666666666	16.7695	20.8679
6 h after dark	17.695533333333334	16.3677	18.5583
9 h after dark	12.6569	12.1431	13.3628
12 h after dark	5.21248	4.74476	5.6802