condition	mean	min	max
2 h after light	6.41369	5.93057	6.80091
6 h after light	6.001516666666666	5.60476	6.33265
10 h after light	5.829793333333333	5.31379	6.24733
2 h after dark	5.909583333333333	5.08467	6.35973
6 h after dark	4.9438699999999995	4.56849	5.43931
10 h after dark	4.59057	4.40013	4.93856