condition	mean	min	max
4 h after light	22.92315	21.9159	23.9304
8 h after light	21.6044	20.9144	22.2944
12 h after light	13.4573	12.2959	14.6187
4 h after dark	9.690809999999999	8.71572	10.6659
8 h after dark	10.017785	9.62517	10.4104
12 h after dark	17.32575	16.4497	18.2018