Arbonia`s Operating Cost Growth reached -3.43 % in 2020. This is 85.5 % less than in the previous year.
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| Company | Unit |
| Arbonia | % |
| 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 |
| 4.23 | 10.9 | -11.7 | 24.1 | 11.2 |
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