condition	mean	min	max
4 h after light	6.9153649999999995	5.80254	8.02819
8 h after light	3.108835	2.71479	3.50288
12 h after light	1.93667	1.60902	2.26432
4 h after dark	3.2498400000000003	2.2587	4.24098
8 h after dark	6.67836	5.6526	7.70412
12 h after dark	5.738685	5.54911	5.92826