condition	mean	min	max
0 h after light	12.99445	12.6618	13.3271
4 h after light	17.04725	16.2075	17.887
8 h after light	35.33885	32.9088	37.7689
4 h after dark	37.38605	33.5721	41.2
8 h after dark	23.55575	23.3719	23.7396
12 h after dark	12.8534	11.7636	13.9432