condition	mean	min	max
4 h after light	3.611639	2.824509	5.083704
8 h after light	2.131623	1.4677280000000001	2.578249
12 h after light	1.446817	1.382108	1.557016
16 h after light	2.887948666666667	2.489862	3.4195300000000004
4 h after dark	5.663354	4.015564	7.477819
8 h after dark	2.978294	1.5930739999999999	5.357995