condition	mean	min	max
4 h after light	5.26637	4.55167	5.98107
8 h after light	6.74131	6.23421	7.24841
12 h after light	8.80106	8.54575	9.05637
4 h after dark	10.326685	9.82997	10.8234
8 h after dark	8.02741	7.91894	8.13588
12 h after dark	7.639189999999999	7.48659	7.79179