| Date | Value |
|---|
| May 24, 2013 | 7,240.00 |
| May 23, 2013 | 7,285.50 |
| May 22, 2013 | 7,480.00 |
| May 21, 2013 | 7,384.00 |
| May 20, 2013 | 7,276.00 |
| May 17, 2013 | 7,329.50 |
| May 16, 2013 | 7,095.50 |
| May 15, 2013 | 7,095.50 |
| May 14, 2013 | 7,195.50 |
| May 13, 2013 | 7,350.50 |
| May 10, 2013 | 7,390.50 |
| May 09, 2013 | 7,311.00 |
| May 08, 2013 | 7,326.00 |
| May 07, 2013 | 7,240.50 |
| May 03, 2013 | 7,122.00 |
| May 02, 2013 | 6,870.50 |
| May 01, 2013 | 6,875.00 |
| Apr 30, 2013 | 7,073.50 |
| Apr 29, 2013 | 7,079.00 |
| Apr 26, 2013 | 7,054.50 |
| Apr 25, 2013 | 7,035.00 |
| Apr 24, 2013 | 6,935.50 |
| Apr 23, 2013 | 6,811.00 |
| Apr 22, 2013 | 6,875.50 |
| Apr 19, 2013 | 6,975.00 |
| Apr 18, 2013 | 6,962.50 |
| Apr 17, 2013 | 7,067.00 |
| Apr 16, 2013 | 7,219.00 |
| Apr 15, 2013 | 7,120.50 |
| Apr 12, 2013 | 7,510.00 |
| Apr 11, 2013 | 7,510.00 |
| Apr 10, 2013 | 7,547.00 |
| Apr 09, 2013 | 7,485.50 |
| Apr 08, 2013 | 7,457.50 |
| Apr 05, 2013 | 7,376.00 |
| Apr 04, 2013 | 7,336.50 |
| Apr 03, 2013 | 7,405.50 |
| Apr 02, 2013 | 7,434.50 |
| Mar 28, 2013 | 7,582.50 |
| Mar 27, 2013 | 7,570.00 |
| Mar 26, 2013 | 7,631.00 |
| Mar 25, 2013 | 7,602.00 |
| Mar 22, 2013 | 7,618.00 |
| Mar 21, 2013 | 7,580.00 |
| Mar 20, 2013 | 7,574.50 |
| Mar 19, 2013 | 7,539.00 |
| Mar 18, 2013 | 7,555.50 |
| Mar 15, 2013 | 7,782.00 |
| Mar 14, 2013 | 7,762.00 |
| Mar 13, 2013 | 7,777.50 |
| Mar 12, 2013 | 7,815.00 |
| Mar 11, 2013 | 7,677.00 |
| Mar 08, 2013 | 7,730.00 |
| Mar 07, 2013 | 7,671.00 |
| Mar 06, 2013 | 7,699.50 |
| Mar 05, 2013 | 7,720.00 |
| Mar 04, 2013 | 7,751.00 |
| Mar 01, 2013 | 7,620.50 |
| Feb 28, 2013 | 7,828.00 |
| Feb 27, 2013 | 7,831.00 |
| Feb 26, 2013 | 7,785.00 |
| Feb 25, 2013 | 7,865.50 |
| Feb 22, 2013 | 7,825.00 |
| Feb 21, 2013 | 7,847.50 |
| Feb 20, 2013 | 8,009.50 |
| Feb 19, 2013 | 8,070.00 |
| Feb 18, 2013 | 8,075.50 |
| Feb 15, 2013 | 8,198.50 |
| Feb 14, 2013 | 8,197.00 |
| Feb 13, 2013 | 8,221.00 |
| Feb 12, 2013 | 8,184.50 |
| Feb 11, 2013 | 8,216.00 |
| Feb 08, 2013 | 8,215.00 |
| Feb 07, 2013 | 8,212.00 |
| Feb 06, 2013 | 8,200.00 |
| Feb 05, 2013 | 8,242.50 |
| Feb 04, 2013 | 8,226.00 |
| Feb 01, 2013 | 8,160.00 |
| Jan 31, 2013 | 8,170.00 |
| Jan 30, 2013 | 8,175.50 |
| Jan 29, 2013 | 8,010.50 |
| Jan 28, 2013 | 8,015.00 |
| Jan 25, 2013 | 8,060.00 |
| Jan 24, 2013 | 8,036.00 |
| Jan 23, 2013 | 8,115.50 |
| Jan 22, 2013 | 8,068.00 |
| Jan 21, 2013 | 8,020.50 |
| Jan 18, 2013 | 8,053.00 |
| Jan 17, 2013 | 7,930.00 |
| Jan 16, 2013 | 7,910.50 |
| Jan 15, 2013 | 7,945.00 |
| Jan 14, 2013 | 8,030.00 |
| Jan 11, 2013 | 8,071.00 |
| Jan 10, 2013 | 8,117.00 |
| Jan 09, 2013 | 8,059.00 |
| Jan 08, 2013 | 8,050.50 |
| Jan 07, 2013 | 7,995.50 |
| Jan 04, 2013 | 8,026.00 |
| Jan 03, 2013 | 8,140.50 |
| Jan 02, 2013 | 8,085.00 |
| Dec 31, 2012 | 7,915.00 |
| Dec 28, 2012 | 7,870.00 |
| Dec 27, 2012 | 7,871.50 |
| Dec 24, 2012 | 7,780.00 |
| Dec 21, 2012 | 7,768.50 |
| Dec 20, 2012 | 7,825.50 |
| Dec 19, 2012 | 7,946.00 |
| Dec 18, 2012 | 8,005.50 |
| Dec 17, 2012 | 8,001.00 |
| Dec 14, 2012 | 8,047.50 |
| Dec 13, 2012 | 8,000.50 |
| Dec 12, 2012 | 8,102.00 |
| Dec 11, 2012 | 8,070.00 |
| Dec 10, 2012 | 8,111.50 |
| Dec 07, 2012 | 7,965.50 |
| Dec 06, 2012 | 8,020.50 |
| Dec 05, 2012 | 8,022.00 |
| Dec 04, 2012 | 7,991.00 |
| Dec 03, 2012 | 7,975.50 |
| Nov 30, 2012 | 7,949.00 |
| Nov 29, 2012 | 7,850.00 |
| Nov 28, 2012 | 7,720.00 |
| Nov 27, 2012 | 7,796.00 |
| Nov 26, 2012 | 7,770.50 |
| Nov 23, 2012 | 7,676.00 |
| Nov 22, 2012 | 7,716.00 |
| Nov 21, 2012 | 7,705.00 |
| Nov 20, 2012 | 7,731.00 |
| Nov 19, 2012 | 7,670.50 |
| Nov 16, 2012 | 7,573.00 |
| Nov 15, 2012 | 7,605.50 |
| Nov 14, 2012 | 7,635.00 |
| Nov 13, 2012 | 7,606.50 |
| Nov 12, 2012 | 7,626.50 |
| Nov 09, 2012 | 7,540.50 |
| Nov 08, 2012 | 7,605.50 |
| Nov 07, 2012 | 7,654.50 |
| Nov 06, 2012 | 7,661.00 |
| Nov 05, 2012 | 7,604.00 |
| Nov 02, 2012 | 7,765.50 |
| Nov 01, 2012 | 7,811.00 |
| Oct 31, 2012 | 7,819.00 |
| Oct 30, 2012 | 7,760.00 |
| Oct 29, 2012 | 7,720.00 |
| Oct 26, 2012 | 7,765.00 |
| Oct 25, 2012 | 7,852.00 |
| Oct 24, 2012 | 7,860.50 |
| Oct 23, 2012 | 7,861.00 |
| Oct 22, 2012 | 7,983.50 |
| Oct 19, 2012 | 8,121.00 |
| Oct 18, 2012 | 8,210.00 |
| Oct 17, 2012 | 8,112.50 |
| Oct 16, 2012 | 8,141.50 |
| Oct 15, 2012 | 8,130.00 |
| Oct 12, 2012 | 8,179.00 |
| Oct 11, 2012 | 8,212.00 |
| Oct 10, 2012 | 8,124.50 |
| Oct 09, 2012 | 8,183.00 |
| Oct 08, 2012 | 8,133.00 |
| Oct 05, 2012 | 8,299.00 |
| Oct 04, 2012 | 8,325.00 |
| Oct 03, 2012 | 8,276.00 |
| Oct 02, 2012 | 8,340.00 |
| Oct 01, 2012 | 8,191.50 |
| Sep 28, 2012 | 8,267.50 |
| Sep 27, 2012 | 8,175.00 |
| Sep 26, 2012 | 8,130.50 |
| Sep 25, 2012 | 8,235.50 |
| Sep 24, 2012 | 8,155.50 |
| Sep 21, 2012 | 8,282.00 |
| Sep 20, 2012 | 8,202.00 |
| Sep 19, 2012 | 8,323.00 |
| Sep 18, 2012 | 8,224.00 |
| Sep 17, 2012 | 8,293.00 |
| Sep 14, 2012 | 8,400.50 |
| Sep 13, 2012 | 8,055.50 |
| Sep 12, 2012 | 8,100.50 |
| Sep 11, 2012 | 8,080.00 |
| Sep 10, 2012 | 8,032.00 |
| Sep 07, 2012 | 7,844.00 |
| Sep 06, 2012 | 7,670.50 |
| Sep 05, 2012 | 7,606.50 |
| Sep 04, 2012 | 7,640.50 |
| Sep 03, 2012 | 7,649.50 |
| Aug 31, 2012 | 7,576.50 |
| Aug 30, 2012 | 7,611.00 |
| Aug 29, 2012 | 7,524.50 |
| Aug 28, 2012 | 7,606.00 |
| Aug 24, 2012 | 7,600.50 |
| Aug 23, 2012 | 7,667.50 |
| Aug 22, 2012 | 7,571.50 |
| Aug 21, 2012 | 7,510.00 |
| Aug 20, 2012 | 7,433.00 |
| Aug 17, 2012 | 7,496.00 |
| Aug 16, 2012 | 7,386.00 |
| Aug 15, 2012 | 7,386.00 |
| Aug 14, 2012 | 7,407.00 |
| Aug 13, 2012 | 7,426.50 |
| Aug 10, 2012 | 7,430.50 |
| Aug 09, 2012 | 7,495.50 |
| Aug 08, 2012 | 7,525.50 |
| Aug 07, 2012 | 7,567.00 |
| Aug 06, 2012 | 7,400.00 |
| Aug 03, 2012 | 7,327.00 |
| Aug 02, 2012 | 7,386.50 |
| Aug 01, 2012 | 7,500.00 |
| Jul 31, 2012 | 7,581.00 |
| Jul 30, 2012 | 7,520.00 |
| Jul 27, 2012 | 7,555.00 |
| Jul 26, 2012 | 7,510.50 |
| Jul 25, 2012 | 7,441.00 |
| Jul 24, 2012 | 7,396.00 |
| Jul 23, 2012 | 7,387.00 |
| Jul 20, 2012 | 7,625.00 |
| Jul 19, 2012 | 7,765.00 |
| Jul 18, 2012 | 7,596.00 |
| Jul 17, 2012 | 7,671.00 |
| Jul 16, 2012 | 7,636.00 |
| Jul 13, 2012 | 7,689.50 |
| Jul 12, 2012 | 7,510.00 |
| Jul 11, 2012 | 7,525.50 |
| Jul 10, 2012 | 7,556.00 |
| Jul 09, 2012 | 7,520.50 |
| Jul 06, 2012 | 7,600.00 |
| Jul 05, 2012 | 7,761.50 |
| Jul 04, 2012 | 7,695.50 |
| Jul 03, 2012 | 7,777.00 |
| Jul 02, 2012 | 7,647.50 |
| Jun 29, 2012 | 7,604.50 |
| Jun 28, 2012 | 7,421.00 |
| Jun 27, 2012 | 7,354.00 |
| Jun 26, 2012 | 7,347.00 |
| Jun 25, 2012 | 7,342.50 |
| Jun 22, 2012 | 7,320.00 |
| Jun 21, 2012 | 7,426.00 |
| Jun 20, 2012 | 7,555.50 |
| Jun 19, 2012 | 7,505.50 |
| Jun 18, 2012 | 7,475.50 |
| Jun 15, 2012 | 7,521.00 |
| Jun 14, 2012 | 7,376.50 |
| Jun 13, 2012 | 7,397.50 |
| Jun 12, 2012 | 7,384.00 |
| Jun 11, 2012 | 7,396.00 |
| Jun 08, 2012 | 7,251.50 |
| Jun 07, 2012 | 7,480.50 |
| Jun 06, 2012 | 7,459.50 |
| Jun 01, 2012 | 7,364.00 |
| May 31, 2012 | 7,517.00 |
| May 30, 2012 | 7,545.00 |
| May 29, 2012 | 7,685.50 |
| May 28, 2012 | 7,740.00 |
| May 25, 2012 | 7,695.50 |