condition	mean	min	max
0 h after light	7.2466349999999995	6.71235	7.78092
4 h after light	7.800345	6.75636	8.84433
8 h after light	7.818065	6.49033	9.1458
4 h after dark	8.691324999999999	8.55861	8.82404
8 h after dark	6.70501	5.99914	7.41088
12 h after dark	6.599265000000001	4.42142	8.77711