condition	mean	min	max
2 h after light	7.851846666666667	7.61531	8.07865
6 h after light	8.649	7.95261	9.48157
10 h after light	6.68483	6.44806	7.03037
2 h after dark	6.593263333333333	5.29217	8.25033
6 h after dark	6.970763333333333	6.07369	7.78383
10 h after dark	7.21708	6.88585	7.5782