condition	mean	min	max
2 h after light	8.225193333333333	8.06198	8.51137
6 h after light	14.6457	13.9328	15.1065
10 h after light	14.4876	13.8897	15.1479
2 h after dark	9.82228	9.31796	10.538
6 h after dark	10.18623	9.87979	10.3655
10 h after dark	8.99349	8.66749	9.34203