condition	mean	min	max
0 h after light	12.694199999999999	11.9102	13.4782
4 h after light	13.255315	6.95873	19.5519
8 h after light	6.74686	6.51099	6.98273
4 h after dark	9.773915	6.28193	13.2659
8 h after dark	13.19515	12.7052	13.6851
12 h after dark	20.039	10.3424	29.7356