condition	mean	min	max
0 h after light	16.86625	16.2981	17.4344
4 h after light	26.879199999999997	26.715	27.0434
8 h after light	22.1916	19.1996	25.1836
4 h after dark	16.981450000000002	16.2864	17.6765
8 h after dark	15.4479	15.3609	15.5349
12 h after dark	16.9644	15.9339	17.9949