condition	mean	min	max
4 h after light	10.076004999999999	9.72651	10.4255
8 h after light	11.59085	11.538	11.6437
12 h after light	15.29375	13.8507	16.7368
4 h after dark	16.5518	16.3992	16.7044
8 h after dark	22.89875	22.3046	23.4929
12 h after dark	20.22955	19.9357	20.5234