condition	mean	min	max
4 h after light	122.26400000000001	116.509	128.019
8 h after light	92.13329999999999	90.4294	93.8372
12 h after light	73.9701	73.325	74.6152
4 h after dark	48.10895	45.1918	51.0261
8 h after dark	75.2385	74.2017	76.2753
12 h after dark	106.539	103.671	109.407