condition	mean	min	max
4 h after light	5.51036	4.6323	6.38842
8 h after light	6.117065	5.46565	6.76848
12 h after light	11.357299999999999	11.2875	11.4271
4 h after dark	15.35805	15.1943	15.5218
8 h after dark	11.112075	9.71115	12.513
12 h after dark	8.97138	7.96805	9.97471