condition	mean	min	max
2 h after light	23.09176666666667	22.2709	24.1523
6 h after light	17.6573	16.7712	18.48
10 h after light	18.151266666666668	16.3548	19.3245
2 h after dark	18.4295	15.9349	21.0939
6 h after dark	21.1893	20.3509	22.2423
10 h after dark	17.1483	16.7378	17.9162