condition	mean	min	max
4 h after light	3.5238050000000003	3.23684	3.81077
8 h after light	4.34347	3.81909	4.86785
12 h after light	5.4107199999999995	4.54704	6.2744
4 h after dark	6.182653333333334	5.67271	6.76546
8 h after dark	6.559699999999999	5.73971	8.17579
12 h after dark	3.996428504	0.000615512	6.02382