condition	mean	min	max
4 h after light	14.137250000000002	13.505	14.7695
8 h after light	11.10905	10.4675	11.7506
12 h after light	12.454049999999999	11.9567	12.9514
4 h after dark	20.40345	18.9291	21.8778
8 h after dark	20.2798	20.0097	20.5499
12 h after dark	20.9468	19.5571	22.3365