condition	mean	min	max
4 h after light	1349.5	1349.5	1349.5
8 h after light	1238.5	1170.1	1306.9
12 h after light	1163.4499999999998	1080.1	1246.8
4 h after dark	1525.1	1189.6	1860.6
8 h after dark	1776.1	1746.8	1805.4
12 h after dark	1683.5	1610.4	1756.6