condition	mean	min	max
4 h after light	4.2126850000000005	3.98742	4.43795
8 h after light	4.04576	3.80847	4.28305
12 h after light	3.6177400000000004	3.5834	3.65208
4 h after dark	4.18352	3.73819	4.40848
8 h after dark	4.44831	3.91725	4.91316
12 h after dark	4.449893333333334	3.32468	5.72065