condition	mean	min	max
4 h after light	4.838125	4.54552	5.13073
8 h after light	6.68276	6.46208	6.90344
12 h after light	9.058235	8.7786	9.33787
4 h after dark	11.5706	11.3344	11.8068
8 h after dark	7.609115	7.34626	7.87197
12 h after dark	6.43136	6.4114	6.45132