| Aluminum |
| Cement, Lime and Other Non-Metallic Minerals |
| Chemicals |
| Electricity |
| Iron and Steel |
| Metals (Except Aluminum and Iron and Steel) |
| Mining and Quarrying |
| Non-Conventional Oil Extraction (including Oilsands and Heavy Oil) |
| Other (Except Manufacturing) |
| Other Manufacturing |
| Petroleum and Coal Product Refining and Mfg. |
| Plastics and Rubber |
| Pulp and Paper |
| Transportation Equipment Mfg. |
| Waste Treatment and Disposal |
| Water and Wastewater Systems |
| Wood Products |