condition	mean	min	max
4 h after light	15.06745	13.4103	16.7246
8 h after light	12.069849999999999	10.9676	13.1721
12 h after light	15.71035	15.3613	16.0594
4 h after dark	14.2411	13.8379	14.5114
8 h after dark	17.668433333333333	15.8757	18.6856
12 h after dark	18.81716666666667	16.8888	22.4459