compare returns of voo vs vgt starting 2010

In 2010, VOO returned 13.5% and VGT returned 11.4%.

DATE
December 31 2010
$6.61
$87.11
December 30 2010
$6.63
$87.02
December 29 2010
$6.64
$87.15
December 28 2010
$6.63
$87.08
December 27 2010
$6.64
$86.99
December 23 2010
$6.62
$86.92
December 22 2010
$6.63
$87.06
December 21 2010
$6.63
$86.74
December 20 2010
$6.59
$86.21
December 17 2010
$6.60
$86.03
December 16 2010
$6.57
$85.91
December 15 2010
$6.55
$85.42
December 14 2010
$6.58
$85.79
December 13 2010
$6.59
$85.75
December 10 2010
$6.62
$85.70
December 09 2010
$6.58
$85.19
December 08 2010
$6.57
$84.87
December 07 2010
$6.52
$84.53
December 06 2010
$6.52
$84.50
December 03 2010
$6.51
$84.60
December 02 2010
$6.48
$84.39
December 01 2010
$6.40
$83.31
November 30 2010
$6.26
$81.47
November 29 2010
$6.34
$82.04
November 26 2010
$6.38
$82.12