condition	mean	min	max
3 h after light	16.474466666666668	14.4641	18.7037
6 h after light	9.54712	8.20763	11.4241
9 h after light	11.63482	9.10506	14.1336
12 h after light	15.303075	13.6002	17.1745
3 h after dark	14.9748	14.0673	16.0502
6 h after dark	14.221166666666667	12.8817	15.8535
9 h after dark	12.196833333333334	10.9764	13.9207
12 h after dark	13.3387	12.3053	14.3721