condition	mean	min	max
4 h after light	31.67895	28.7632	34.5947
8 h after light	19.66845	19.1675	20.1694
12 h after light	13.163799999999998	11.5499	14.7777
4 h after dark	21.137999999999998	20.332	21.5769
8 h after dark	27.682633333333335	27.3949	28.1825
12 h after dark	28.5113	27.9525	28.9349