condition	mean	min	max
4 h after light	6.161543	3.965979	8.823729
8 h after light	6.984159999999999	4.872145	9.028706
12 h after light	4.181431666666667	1.771404	5.8609230000000005
16 h after light	3.560862	2.727884	4.801097
4 h after dark	4.359609	3.8789230000000003	4.602818
8 h after dark	3.411228	2.425893	3.982479