condition	mean	min	max
4 h after light	25.3059	20.8934	29.7184
8 h after light	12.4387	11.7707	13.1067
12 h after light	17.46115	16.8608	18.0615
4 h after dark	22.660899999999998	21.4199	23.3905
8 h after dark	32.7341	31.4108	34.5712
12 h after dark	25.56393333333333	22.7881	30.3376