condition	mean	min	max
4 h after light	9.708601999999999	8.760896	10.656308
8 h after light	9.748850000000001	9.335215	10.162485
12 h after light	19.098955500000002	11.460729	26.737182
4 h after dark	11.543334999999999	9.955322	13.131348
8 h after dark	15.239793	13.448808	17.030778
12 h after dark	13.291517	13.291517	13.291517