condition	mean	min	max
0 h after light	26.389499999999998	25.6146	27.1644
4 h after light	9.609675	8.94705	10.2723
8 h after light	6.651365	6.03161	7.27112
4 h after dark	11.555705	9.20481	13.9066
8 h after dark	19.37545	18.3267	20.4242
12 h after dark	18.7893	14.1338	23.4448