Date | Assets and liabilities |
2005 | 0.675783 |
2006 | 0.713404 |
2007 | 0.687515 |
2008 | 0.729145 |
2009 | 0.728727 |
2010 | 0.752093 |
2011 | 0.796061 |
2012 | 0.820908 |
2013 | 0.839991 |
2014 | 0.845494 |
2015 | 0.869648 |