Βάση εισαγωγής γενικής κατηγορίας
| 1999 | 3339 | 10.4 |
| 2000 | 12988 | 13.0 |
| 2001 | 12476 | 12.5 |
| 2002 | 11668 | 11.7 |
| 2003 | 12206 | 12.2 |
| 2004 | 10912 | 10.9 |
| 2005 | 11116 | 11.1 |
| 2006 | 11664 | 11.7 |
| 2007 | 12446 | 12.4 |
| 2008 | 10725 | 10.7 |
| 2009 | 10901 | 10.9 |
| 2010 | 10865 | 10.9 |
| 2011 | 8731 | 8.7 |
| 2012 | 9392 | 9.4 |
| 2013 | 9217 | 9.2 |
| 2014 | 8801 | 8.8 |
| 2015 | 9312 | 9.3 |
| 2016 | 5802 | 5.8 |
| 2017 | 8889 | 8.9 |
| 2018 | 8598 | 8.6 |