condition	mean	min	max
3 h after light	6.07917	5.15873	6.89495
6 h after light	6.44514	5.96867	7.11985
9 h after light	12.437700000000001	11.0995	15.0882
12 h after light	19.3891425	3.96187	25.7582
3 h after dark	25.466966666666668	20.8506	28.1535
6 h after dark	25.096733333333333	20.1926	31.5442
9 h after dark	15.765066666666666	14.7643	17.1708
12 h after dark	4.9786	4.73461	5.22259