condition	mean	min	max
2 h after light	6.6711599999999995	6.19091	7.27558
6 h after light	7.66296	6.42427	8.61806
10 h after light	7.471066666666666	6.77441	7.98848
2 h after dark	7.32809	6.87314	7.74618
6 h after dark	7.06343	6.44298	7.43093
10 h after dark	5.852716666666667	5.6522	6.10576