condition	mean	min	max
4 h after light	13.166709999999998	13.04111	13.300139999999999
8 h after light	13.002333333333333	12.948739999999999	13.07957
12 h after light	12.311616666666666	12.05914	12.51362
4 h after dark	12.58019	12.35295	12.78836
8 h after dark	13.212810000000001	13.1791	13.24722
12 h after dark	13.177403333333334	13.02951	13.263029999999999