condition	mean	min	max
0 h after light	10.003115000000001	9.84683	10.1594
4 h after light	10.1739	8.6633	11.6845
8 h after light	8.877569999999999	7.88322	9.87192
4 h after dark	23.61505	22.0863	25.1438
8 h after dark	22.38565	21.7431	23.0282
12 h after dark	13.1963	11.5197	14.8729