| Value |
Category |
| 34 |
1983 |
| 44 |
1993 |
| 51 |
2000 |
| 55 |
2004 |
| 57 |
2006 |
| 58 |
2007 |
| 59 |
2008 |
| 60 |
2009 |
| 61 |
2010 |
| 62 |
2011 |
| 63 |
2012 |
| 64 |
2013 |
| 65 |
2014 |
| 66 |
2015 |
| 67 |
2016 |
| 68 |
2017 |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.