condition mean min max 4 h after light 1272.8 1272.8 1272.8 8 h after light 1279.9499999999998 1146.6 1413.3 12 h after light 1373.4 1346.4 1400.4 4 h after dark 1667.9 1298.3 2037.5 8 h after dark 1547.25 1467.7 1626.8 12 h after dark 1252.85 1210.4 1295.3