condition	mean	min	max
0 h after light	20.85785	20.0923	21.6234
4 h after light	16.5673	16.5303	16.6043
8 h after light	17.6864	17.5453	17.8275
4 h after dark	26.36035	22.8659	29.8548
8 h after dark	22.5533	21.2964	23.8102
12 h after dark	21.3507	20.812	21.8894