| Value | Category |
|---|---|
| 1 | Manufacturing: main product line (e.g. textiles, chemicals) |
| 2 | Services: main service provided (e.g. consulting, transporta |
| 3 | Commerce (retail/wholesale trade) |
| 4 | Agriculture, hunting, fishing |
| 5 | Mining and Quarrying |
| 6 | Electricity, gas, water |
| 7 | Construction |