condition	mean	min	max
0 h after light	15.495750000000001	15.0795	15.912
2 h after light	4.934480000000001	4.33744	5.53152
4 h after light	9.02275	8.4883	9.5572
8 h after light	32.778150000000004	31.9171	33.6392
12 h after light	55.3301	48.2844	62.3758
2 h after dark	43.8464	40.7327	46.9601
4 h after dark	53.4159	49.1455	57.6863
8 h after dark	27.50245	24.7775	30.2274
12 h after dark	15.083549999999999	14.8674	15.2997