condition	mean	min	max
4 h after light	906.6	906.6	906.6
8 h after light	1179.15	1004.7	1353.6
12 h after light	1164.1	934.7	1393.5
4 h after dark	837.9	809.5	866.3
8 h after dark	681.65	667.5	695.8
12 h after dark	626.45	623.4	629.5