condition	mean	min	max
4 h after light	13.211500000000001	11.4946	14.9284
8 h after light	10.735195000000001	9.08309	12.3873
12 h after light	10.88205	10.6404	11.1237
4 h after dark	13.304666666666666	11.2989	14.623
8 h after dark	15.526333333333334	13.1879	19.1708
12 h after dark	15.4495	13.0195	17.0755