$100.45
20
40
60
80
$100
$53.92
3/31/2000
$55.59
6/30/2000
$56.79
9/30/2000
$56.13
12/31/2000
$52.89
3/31/2001
$47.03
6/30/2001
$42.02
9/30/2001
$38.85
12/31/2001
$38.97
3/31/2002
$41.59
6/30/2002
$44.04
9/30/2002
$46.04
12/31/2002
$47.67
3/31/2003
$48.95
6/30/2003
$51.75
9/30/2003
$54.69
12/31/2003
$58.08
3/31/2004
$62.14
6/30/2004
$64.61
9/30/2004
$67.68
12/31/2004
$69.81
3/31/2005
$72.25
6/30/2005
$74.21
9/30/2005
$76.45
12/31/2005
$79.2
3/31/2006
$81.73
6/30/2006
$85.92
9/30/2006
$87.72
12/31/2006
$89.36
3/31/2007
$91.47
6/30/2007
$89.31
9/30/2007
$82.54
12/31/2007
$76.77
3/31/2008
$69.73
6/30/2008
$64.82
9/30/2008
$49.51
12/31/2008
$43
3/31/2009
$39.79
6/30/2009
$39.61
9/30/2009
$56.86
12/31/2009
$66.13
3/31/2010
$73.22
6/30/2010
$79
9/30/2010
$83.77
12/31/2010
$86.95
3/30/2011
$90.91
6/30/2011
$94.64
9/30/2011
$96.44
12/31/2011
$98.12
3/31/2012
$98.69
6/30/2012
$97.4
9/30/2012
$96.82
12/31/2012
$98.35
3/31/2013
$99.28
6/30/2013
$102.2
9/30/2013
$107.30
12/31/2013
$108.85
3/31/2014
$111.83
6/30/2014
$114.51
9/30/2014
$113.01
12/31/2014
$111.5
3/31/2015
$108.30
6/30/2015
$104.14
9/30/2015
$100.45
12/31/2015
