| Value |
Category |
| 1 |
2002-01-01 |
| 2 |
2003-06-01 |
| 3 |
2004-02-01 |
| 4 |
2005-02-01 |
| 5 |
2005-06-01 |
| 6 |
2005-08-01 |
| 7 |
2005-11-01 |
| 8 |
2006-01-01 |
| 9 |
2006-02-01 |
| 10 |
2006-04-01 |
| 11 |
2006-06-01 |
| 12 |
2006-07-01 |
| 13 |
2006-08-01 |
| 14 |
2006-09-01 |
| 15 |
2006-10-01 |
| 16 |
2006-11-01 |
| 17 |
2006-12-01 |
| 18 |
2007-01-01 |
| 19 |
2007-02-01 |
| 20 |
2007-03-01 |
| 21 |
2007-04-01 |
| 22 |
2007-05-01 |
| 23 |
2007-06-01 |
| 24 |
2007-07-01 |
| 25 |
2007-08-01 |
| 26 |
2007-09-01 |
| 27 |
2007-10-01 |
| 28 |
2007-11-01 |
| 29 |
2007-12-01 |
| 30 |
2008-01-01 |
| 31 |
2008-02-01 |
| 32 |
2008-03-01 |
| 33 |
2008-04-01 |
| 34 |
2008-05-01 |
| 35 |
2008-06-01 |
| 36 |
2008-07-01 |
| 37 |
2008-08-01 |
| 38 |
2008-09-01 |
| 39 |
2008-10-01 |
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.