| Agriculture; forestry; timber |
| Aquaculture and fisheries |
| Banking, financial, and accounting |
| Business and private and commercial enterprises |
| Construction, contracting, and real estate |
| Environmental quality, conservation, and wildlife preservation |
| Government; local; municipal; parish; state; federal |
| Insurance |
| International trade |
| Manufacturing; oil and gas; mining; refining; production; chemical industry |
| Telecommunications |
| Utilities; electric; gas; water; nuclear |