condition	mean	min	max
3 h after light	6.556757083333333	0.490885	11.7181
7 h after light	5.854491666666666	2.88482	11.0935
11 h after light	6.989385	2.35288	12.0295
2 h after dark	7.826535	3.5333	11.7498
6 h after dark	7.567730833333333	3.10692	13.2535
10 h after dark	6.913395833333333	2.63209	10.8665