average closing price for platinum in 2011

The average closing price for platinum (XPT) in 2011 was $1,715.92. It was down 21.1% for the year.

DATEOPENHIGHLOWCLOSE
December 30 2011
$1,368.50
$1,407.00
$1,368.50
$1,393.00
December 29 2011
$1,382.24
$1,388.00
$1,342.70
$1,366.75
December 28 2011
$1,427.83
$1,438.75
$1,378.74
$1,378.74
December 27 2011
$1,421.58
$1,440.13
$1,418.37
$1,429.24
December 26 2011
$1,424.81
$1,429.68
$1,424.81
$1,424.81
December 23 2011
$1,420.99
$1,440.00
$1,420.99
$1,420.99
December 22 2011
$1,422.73
$1,439.00
$1,414.25
$1,417.23
December 21 2011
$1,427.00
$1,453.75
$1,416.69
$1,424.50
December 20 2011
$1,407.25
$1,437.50
$1,407.25
$1,426.49
December 19 2011
$1,414.99
$1,428.75
$1,403.63
$1,404.00
December 16 2011
$1,402.49
$1,432.50
$1,399.75
$1,415.24
December 15 2011
$1,416.74
$1,428.25
$1,377.00
$1,402.49
December 14 2011
$1,469.99
$1,488.63
$1,407.97
$1,420.00
December 13 2011
$1,484.50
$1,504.37
$1,468.62
$1,470.99
December 12 2011
$1,510.50
$1,519.75
$1,480.49
$1,481.25
December 09 2011
$1,489.24
$1,517.50
$1,485.69
$1,512.50
December 08 2011
$1,522.50
$1,535.25
$1,489.50
$1,489.50
December 07 2011
$1,519.49
$1,538.43
$1,508.00
$1,521.74
December 06 2011
$1,516.38
$1,529.00
$1,498.93
$1,523.00
December 05 2011
$1,542.35
$1,559.00
$1,518.99
$1,518.99
December 02 2011
$1,555.74
$1,572.13
$1,543.65
$1,545.75
December 01 2011
$1,554.74
$1,574.63
$1,545.50
$1,556.49
November 30 2011
$1,530.74
$1,562.25
$1,511.38
$1,553.24
November 29 2011
$1,539.75
$1,557.75
$1,530.98
$1,531.99
November 28 2011
$1,535.84
$1,566.25
$1,535.84
$1,539.24
Daily pricing data for platinum dates back to 1/28/1985, and may be incomplete.