时间

回报潜在增长率

预期股权回报

2004

11.49%

20.89%

2005

11.49%

22.30%

2006

11.49%

14.99%

2007

11.49%

12.58%

2008

11.49%

14.53%

2009

11.49%

13.33%

2010

11.49%

13.71%

2011

11.49%

14.39%

2012

11.49%

14.47%

2013

11.49%

15.00%

2014

11.49%

13.94%

2015

11.49%

14.00%

2016

11.49%

14.53%

2017

11.49%

14.19%

2018

11.49%

15.14%

2019

11.49%

14.56%