condition	mean	min	max
4 h after light	4.42265	4.03078	4.81452
8 h after light	8.85882	8.16713	9.55051
12 h after light	9.318105	9.18263	9.45358
4 h after dark	11.372	10.9955	11.7485
8 h after dark	8.18416	7.23908	9.12924
12 h after dark	7.341495	7.06178	7.62121