condition	mean	min	max
0 h after light	15.850349999999999	15.0253	16.6754
4 h after light	5.233635	4.80304	5.66423
8 h after light	3.121565	1.89459	4.34854
4 h after dark	7.032995	5.78697	8.27902
8 h after dark	11.58085	11.2652	11.8965
12 h after dark	14.649899999999999	12.088	17.2118