condition	mean	min	max
0 h after light	7.796435000000001	7.30036	8.29251
4 h after light	25.3222	24.5279	26.1165
8 h after light	30.84285	27.626	34.0597
4 h after dark	13.969850000000001	13.1319	14.8078
8 h after dark	19.5123	18.8091	20.2155
12 h after dark	9.549565000000001	9.03423	10.0649