| Value | Category |
|---|---|
| -9 | Don't know (spontaneous) |
| -8 | Refusal (spontaneous) |
| 8 | |
| 21 | |
| 2014 | |
| 2015 | |
| 5000 | |
| 10000 | |
| 15000 | |
| 20000 | |
| 25000 | |
| 26000 | |
| 50000 | |
| 60000 | |
| 100000 | |
| 108000 | |
| 150000 | |
| 170000 | |
| 190000 | |
| 200000 | |
| 250000 | |
| 300000 | |
| 325000 | |
| 350000 | |
| 400000 | |
| 480000 | |
| 500000 | |
| 800000 | |
| 1000000 | |
| 1200000 | |
| 1500000 | |
| 1800000 | |
| 2000000 | |
| 3000000 | |
| 3500000 | |
| 4500000 | |
| 6000000 | |
| 7000000 | |
| 7500000 | |
| 11000000 | |
| 17000000 | |
| Sysmiss |