condition	mean	min	max
4 h after light	83.34989999999999	81.2413	85.4585
8 h after light	71.94945000000001	71.0678	72.8311
12 h after light	71.58695	70.5625	72.6114
4 h after dark	81.9543	80.4685	84.53
8 h after dark	87.59846666666667	87.0719	88.1511
12 h after dark	88.01293333333334	85.6274	91.3982