condition	mean	min	max
4 h after light	9.730565666666667	7.3747169999999995	11.20162
8 h after light	5.822387	1.518441	11.82678
12 h after light	12.939263333333333	11.57305	14.00221
16 h after light	17.793133333333333	12.50478	24.27126
4 h after dark	14.301726666666667	11.252510000000001	17.83145
8 h after dark	14.086032999999999	9.413939	17.43246