condition	mean	min	max
0 h after light	22.09855	21.5814	22.6157
4 h after light	14.01845	13.9355	14.1014
8 h after light	23.7708	23.7013	23.8403
4 h after dark	25.63745	23.3569	27.918
8 h after dark	23.8201	22.4613	25.1789
12 h after dark	19.7603	17.2031	22.3175