condition	mean	min	max
4 h after light	22.0233725	21.398486	22.648259
8 h after light	20.067494	19.096568	21.03842
12 h after light	17.601801000000002	15.911125	19.292477
4 h after dark	17.2161965	16.417913	18.01448
8 h after dark	28.0681205	23.417915	32.718326
12 h after dark	17.58127	17.58127	17.58127