condition	mean	min	max
2 h after light	7.922910000000001	7.61693	8.11339
6 h after light	7.99515	7.19647	9.10343
10 h after light	7.932523333333333	6.77524	9.29702
2 h after dark	7.89583	6.93838	9.4569
6 h after dark	10.296266666666666	10.1883	10.3875
10 h after dark	10.226383333333333	9.69905	10.8643