condition	mean	min	max
0 h after light	11.8717	11.1814	12.562
4 h after light	8.619580000000001	7.76212	9.47704
8 h after light	7.707415	7.69486	7.71997
4 h after dark	10.411065	6.84253	13.9796
8 h after dark	11.32809	9.85918	12.797
12 h after dark	14.46415	11.5364	17.3919