condition	mean	min	max
4 h after light	151.8	151.8	151.8
8 h after light	129.9	93.2	166.6
12 h after light	169.60000000000002	169.3	169.9
4 h after dark	109.9	103.5	116.3
8 h after dark	86.95	84.5	89.4
12 h after dark	91.05	76.0	106.1