s and p 500 return from 2010 to 2012

The S&P 500 (GSPC) returned 27.7% between 2010 and 2012.

DATE OPEN HIGH LOW CLOSE VOLUME
Week of December 31 2012
$1,402.43
$1,426.74
$1,398.11
$1,426.19
3,204,330,000
Week of December 24 2012
$1,430.15
$1,430.15
$1,401.58
$1,402.43
8,790,850,000
Week of December 17 2012
$1,413.54
$1,448.00
$1,413.54
$1,430.15
20,543,390,000
Week of December 10 2012
$1,418.07
$1,438.59
$1,411.88
$1,413.58
16,918,840,000
Week of December 03 2012
$1,416.34
$1,423.73
$1,398.23
$1,418.07
16,930,770,000
Week of November 26 2012
$1,409.15
$1,419.70
$1,385.43
$1,416.18
16,954,180,000
Week of November 19 2012
$1,359.88
$1,409.16
$1,359.88
$1,409.15
10,754,010,000
Week of November 12 2012
$1,379.86
$1,388.81
$1,343.35
$1,359.88
18,107,380,000
Week of November 05 2012
$1,414.02
$1,433.38
$1,373.03
$1,379.85
18,011,370,000
Week of October 29 2012
$1,410.99
$1,434.27
$1,405.95
$1,414.20
11,239,480,000
Week of October 22 2012
$1,433.21
$1,435.46
$1,403.28
$1,411.94
16,987,410,000
Week of October 15 2012
$1,428.75
$1,464.02
$1,427.24
$1,433.19
18,463,100,000
Week of October 08 2012
$1,460.93
$1,460.93
$1,425.53
$1,428.59
15,577,390,000
Week of October 01 2012
$1,440.90
$1,470.96
$1,439.01
$1,460.93
17,147,310,000
Week of September 24 2012
$1,459.76
$1,463.24
$1,430.53
$1,440.67
16,973,760,000
Week of September 17 2012
$1,465.42
$1,467.07
$1,449.98
$1,460.15
18,527,570,000
Week of September 10 2012
$1,437.92
$1,474.51
$1,428.98
$1,465.77
20,023,040,000
Week of September 03 2012
$1,406.54
$1,437.92
$1,396.56
$1,437.92
14,259,910,000
Week of August 27 2012
$1,411.13
$1,416.17
$1,397.01
$1,406.58
13,141,340,000
Week of August 20 2012
$1,417.85
$1,426.68
$1,398.04
$1,411.13
14,718,990,000
Week of August 13 2012
$1,405.87
$1,418.71
$1,397.32
$1,418.16
14,123,730,000
Week of August 06 2012
$1,391.04
$1,407.14
$1,391.04
$1,405.87
15,913,920,000
Week of July 30 2012
$1,385.94
$1,394.16
$1,354.65
$1,390.99
19,419,460,000
Week of July 23 2012
$1,362.34
$1,389.19
$1,329.24
$1,385.97
20,155,950,000
Week of July 16 2012
$1,356.50
$1,380.39
$1,345.07
$1,362.66
18,040,410,000