condition	mean	min	max
4 h after light	12.9023885	12.63965	13.165127
8 h after light	13.4714595	12.42781	14.515109
12 h after light	13.209281	13.118375	13.300187
4 h after dark	12.357423	11.414659	13.300187
8 h after dark	13.4662095	13.300187	13.632232
12 h after dark	12.697215	12.697215	12.697215