condition	mean	min	max
4 h after light	1013.9	1013.9	1013.9
8 h after light	829.25	790.1	868.4
12 h after light	780.15	717.5	842.8
4 h after dark	763.6	661.5	865.7
8 h after dark	852.25	839.2	865.3
12 h after dark	948.55	812.0	1085.1