condition	mean	min	max
4 h after light	11.64181	11.569139999999999	11.78397
8 h after light	11.70912	11.54462	11.79557
12 h after light	11.666726666666667	11.65071	11.69326
4 h after dark	11.670843333333334	11.59571	11.81582
8 h after dark	11.538466666666666	11.46758	11.64345
12 h after dark	11.57498	11.460469999999999	11.72138