condition	mean	min	max
4 h after light	5.90627	5.50791	6.30463
8 h after light	9.863869999999999	9.61634	10.1114
12 h after light	6.78342	6.57987	6.98697
4 h after dark	11.059533333333333	10.0625	12.0869
8 h after dark	6.34282	5.34006	7.31623
12 h after dark	8.205116666666667	7.97355	8.48676