condition	mean	min	max
4 h after light	14.63596	9.63812	19.6338
8 h after light	12.01575	10.8366	13.1949
12 h after light	20.53075	19.7738	21.2877
4 h after dark	36.63903333333334	34.4626	38.2102
8 h after dark	29.724533333333333	25.7277	35.4497
12 h after dark	22.377433333333332	20.9268	25.1138