condition	mean	min	max
0 h after light	8.3229	8.15845	8.48735
4 h after light	6.844405	5.5419	8.14691
8 h after light	11.4215	10.1148	12.7282
4 h after dark	22.8994	21.7609	24.0379
8 h after dark	14.4757	12.8813	16.0701
12 h after dark	10.473625	9.40095	11.5463