condition	mean	min	max
4 h after light	7.497809999999999	5.54778	9.44784
8 h after light	11.905000000000001	11.9013	11.9087
12 h after light	19.122	17.5995	20.6445
4 h after dark	17.6385	16.6486	18.4558
8 h after dark	15.102633333333333	13.8579	16.326
12 h after dark	11.697033333333334	10.392	13.305