condition	mean	min	max
4 h after light	4.44026	3.64239	5.23813
8 h after light	3.1942649999999997	1.55273	4.8358
12 h after light	1.2767249999999999	1.1478	1.40565
4 h after dark	6.427123333333333	0.0	9.87486
8 h after dark	7.038733333333333	5.76877	9.06336
12 h after dark	3.8818066666666664	1.17929	7.2475