| Value |
Category |
| 1990 |
|
| 2000 |
|
| 2003 |
|
| 2005 |
|
| 2006 |
|
| 2008 |
|
| 2009 |
|
| 2010 |
|
| 2011 |
|
| 2012 |
|
| 2013 |
|
| 2014 |
|
| 2015 |
|
| 10001 |
.Z |
| Sysmiss |
|
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.