condition	mean	min	max
4 h after light	4.68383	4.59959	4.74602
8 h after light	4.664033333333333	4.55454	4.78292
12 h after light	4.60327	4.59035	4.62205
4 h after dark	4.55179	4.36465	4.671469999999999
8 h after dark	4.543363333333333	4.4494	4.65097
12 h after dark	4.605	4.40231	4.7356300000000005