| Value | Category | 
|---|---|
| -2 | na | 
| -1 | missing | 
| 1 | |
| 1.5 | |
| 2 | |
| 3 | |
| 4 | |
| 5 | |
| 6 | |
| 7 | |
| 10 | |
| 12 | |
| 15 | |
| 20 | |
| 25 | |
| 30 | |
| 35 | |
| 40 | |
| 50 | |
| 60 | |
| 70 | |
| 75 | |
| 80 | |
| 100 | |
| 120 | |
| 125 | |
| 130 | |
| 150 | |
| 155 | |
| 170 | |
| 175 | |
| 180 | |
| 190 | |
| 200 | |
| 220 | |
| 225 | |
| 230 | |
| 250 | |
| 270 | |
| 300 | |
| 350 | |
| 400 | |
| 450 | |
| 500 | |
| 550 | |
| 600 | |
| 620 | |
| 650 | |
| 700 | |
| 750 | |
| 780 | |
| 800 | |
| 850 | |
| 900 | |
| 905 | |
| 1000 | |
| 1200 | |
| 1250 | |
| 1500 | |
| 2300 | |
| 5500 | |
| Sysmiss |