condition	mean	min	max
0 h after light	6.205095	5.87904	6.53115
4 h after light	5.270015000000001	4.94617	5.59386
8 h after light	9.389625	8.66225	10.117
4 h after dark	9.151125	8.91302	9.38923
8 h after dark	7.723879999999999	7.55105	7.89671
12 h after dark	6.19448	6.1029	6.28606