By Category:
- Agribusiness
- Communic/Electronics
- Construction
- Defense
- Energy/Nat Resource >
- Finance/Insur/RealEst
- Health
- Ideology/Single-Issue
- Labor
- Lawyers & Lobbyists
- Misc Business
- Other
- Transportation
- Electric Utilities
- Environmental Svcs/Equipment
- Fisheries & Wildlife
- Mining >
- Misc Energy
- Oil & Gas
- Waste Management
| Interest | Contributions | Bills |
|---|---|---|
| Coal mining | $3,863,922 | 4 |
| Metal mining & processing | $1,302,746 | 2 |
| Mining | $1,722,080 | 11 |
| Mining services & equipment | $268,667 | |
| Non-metallic mining | $164,700 | 2 |
