condition	mean	min	max
4 h after light	11.689993333333332	11.365269999999999	12.261439999999999
8 h after light	11.58326	11.35652	11.75131
12 h after light	10.87742	10.71945	10.99188
4 h after dark	10.33317	10.13948	10.52568
8 h after dark	10.04554	9.60125	10.55676
12 h after dark	10.43599	9.62674	10.99