condition	mean	min	max
0 h after light	6.375859999999999	5.90923	6.84249
4 h after light	8.867655	8.84001	8.8953
8 h after light	23.939	21.3761	26.5019
4 h after dark	24.42885	19.5423	29.3154
8 h after dark	15.04525	13.5916	16.4989
12 h after dark	9.089525	8.98944	9.18961