condition	mean	min	max
0 h after light	27.677599999999998	26.1812	29.174
4 h after light	16.56985	16.092	17.0477
8 h after light	18.457700000000003	17.2377	19.6777
4 h after dark	26.2576	23.0844	29.4308
8 h after dark	25.3169	25.1626	25.4712
12 h after dark	26.22505	23.924	28.5261