condition	mean	min	max
4 h after light	10.12402	5.99246	13.7641
8 h after light	7.6228533333333335	2.56658	12.7993
12 h after light	11.34624	6.13292	17.2198
4 h after dark	18.388166666666667	12.6029	23.5319
8 h after dark	19.8138	12.946	23.8242
12 h after dark	28.5338	24.1778	36.9873