condition	mean	min	max
3 h after light	7.57492	6.85187	8.36805
6 h after light	9.98499	7.40284	12.63
9 h after light	14.035499999999999	12.3806	15.1899
12 h after light	15.280065	4.85096	21.6405
3 h after dark	11.5924	11.2668	11.8143
6 h after dark	7.086373333333333	6.32162	8.36353
9 h after dark	4.799073333333333	3.88879	5.82618
12 h after dark	3.375195	3.24989	3.5005