Bulgaria [Bulgaria]
- min:
- 4.477
- max:
- 4.619
- avg:
- 4.536
- σ:
- 0.043
| Period | Value |
|---|---|
| 2000 | 4.479448318481445 |
| 2001 | 4.479011535644531 |
| 2002 | 4.5006103515625 |
| 2003 | 4.508294105529785 |
| 2004 | 4.476553916931152 |
| 2005 | 4.481504917144775 |
| 2006 | 4.520380973815918 |
| 2007 | 4.546313285827637 |
| 2008 | 4.555570602416992 |
| 2009 | 4.58615255355835 |
| 2010 | 4.574749946594238 |
| 2011 | 4.55628776550293 |
| 2012 | 4.564748764038086 |
| 2013 | 4.55985164642334 |
| 2014 | 4.571752071380615 |
| 2015 | 4.619132995605469 |