- 2021-12-31
-14210323483.7
- 2020-12-31
-6071820324.81
- 2019-12-31
-946671651.98
- 2018-12-31
14079944375.83
- 2017-12-31
7328032485.98
- 2016-12-31
7373027517.74
- 2015-12-31
6795537489.57
- 2014-12-31
8387364513.35
- 2013-12-31
6587616288.6
- 2012-12-31
-2484478460.93
- 2011-12-31
3650228182.07
- 2010-12-31
11161692977.73