condition	mean	min	max
0 h after light	18.125100000000003	17.3377	18.9125
4 h after light	19.3301	17.8538	20.8064
8 h after light	18.5609	18.2965	18.8253
4 h after dark	22.622500000000002	22.4515	22.7935
8 h after dark	22.606	21.9388	23.2732
12 h after dark	22.734	19.623	25.845