| Value | Category | 
|---|---|
| 1 | Agriculture | 
| 2 | Mining | 
| 3 | manufacturing | 
| 4 | Professional/Scientific/Technical Activities | 
| 5 | Electricity | 
| 6 | Construction | 
| 7 | Transportation | 
| 8 | Buying and Selling | 
| 9 | Financial Services | 
| 10 | Personal Services | 
| 11 | Education | 
| 12 | Health | 
| 13 | Public Administration | 
| 14 | Other Specify | 
| Sysmiss |