condition	mean	min	max
0 h after light	8.020495	7.32328	8.71771
4 h after light	71.15605	50.396	91.9161
8 h after light	449.0555	410.729	487.382
4 h after dark	53.44695	41.5226	65.3713
8 h after dark	54.75065	52.6243	56.877
12 h after dark	12.6568	12.2773	13.0363