PannErgy`s Days Payable Outstanding reached 303 days in 2015. This is 5.8 % more than in the previous year.
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| Company | Unit | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 |
| PannErgy | days | 83.5 | 87.9 | 14.7 | 975 | 262 |
Helgi Library 
