| Value |
Category |
| 1 |
SEPTEMBER 2012 |
| 2 |
OCTOBER 2012 |
| 3 |
NOVEMBER 2012 |
| 4 |
DECEMBER 2012 |
| 5 |
JANUARY 2013 |
| 6 |
FEBRUARY 2013 |
| 7 |
MARCH 2013 |
| 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.