condition	mean	min	max
4 h after light	19.114496666666668	16.13188	22.348489999999998
8 h after light	8.87879	5.228957	13.29026
12 h after light	11.928798666666667	8.256176	15.46976
16 h after light	16.337596666666666	10.3814	21.27831
4 h after dark	13.35133	10.92229	17.28762
8 h after dark	12.845714	5.888672	19.4807