| SMC | | Natural Gas Transmission | 2024218 |
| SMCI | | Electronic Computers | 1375365 |
| SMDRF | | - | 1939801 |
| SMFG | | Commercial Banks, NEC | 1022837 |
| SMG | | Agricultural Chemicals | 825542 |
| SMHI | | Deep Sea Foreign Transportation of Freight | 1690334 |
| SMID | | Concrete Products, Except Block & Brick | 924719 |
| SMIP | | Patent Owners & Lessors | 2042176 |
| SMJF | | Wholesale-Lumber & Other Construction Materials | 2070954 |
| SMLR | | Electromedical & Electrotherapeutic Apparatus | 1554859 |
| SMMT | | Pharmaceutical Preparations | 1599298 |
| SMNR | | Pharmaceutical Preparations | 1913577 |
| SMOFF | | - | 1538189 |
| SMP | | Motor Vehicle Parts & Accessories | 93389 |
| SMPHY | | - | 2063413 |
| SMPL | | Food and Kindred Products | 1702744 |
| SMR | | Fabricated Plate Work (Boiler Shops) | 1822966 |
| SMRT | | Services-Computer Integrated Systems Design | 1837014 |
| SMSI | | Services-Prepackaged Software | 948708 |
| SMTC | | Semiconductors & Related Devices | 88941 |
| SMTI | | Orthopedic, Prosthetic & Surgical Appliances & Supplies | 714256 |
| SMTK | | Semiconductors & Related Devices | 1817760 |
| SMWB | | Services-Computer Programming, Data Processing, Etc. | 1842731 |
| SMX | | Misc Industrial & Commercial Machinery & Equipment | 1940674 |
| SMXT | | Construction - Special Trade Contractors | 1519472 |
| SN | | Household Appliances | 1957132 |
| SNA | | Cutlery, Handtools & General Hardware | 91440 |
| SNAL | | Services-Prepackaged Software | 1886894 |
| SNAP | | Services-Computer Programming, Data Processing, Etc. | 1564408 |
| SNBH | | Retail-Computer & Computer Software Stores | 1358633 |
| SNBR | | Household Furniture | 827187 |
| SNCR | | Services-Computer Programming Services | 1131554 |
| SNCY | | Air Transportation, Scheduled | 1743907 |
| SND | | Mining & Quarrying of Nonmetallic Minerals (No Fuels) | 1529628 |
| SNDA | | Services-Nursing & Personal Care Facilities | 1043000 |
| SNDK | | Computer Storage Devices | 2023554 |
| SNDL | | Medicinal Chemicals & Botanical Products | 1766600 |
| SNDR | | Trucking (No Local) | 1692063 |
| SNDX | | Pharmaceutical Preparations | 1395937 |
| SNES | | Agricultural Chemicals | 1680378 |
| SNEX | | Security & Commodity Brokers, Dealers, Exchanges & Services | 913760 |
| SNFCA | | Finance Services | 318673 |
| SNGX | | Pharmaceutical Preparations | 812796 |
| SNN | | Orthopedic, Prosthetic & Surgical Appliances & Supplies | 845982 |
| SNNF | | National Commercial Banks | 2072421 |
| SNNGF | | - | 1384831 |
| SNNRF | | Cable & Other Pay Television Services | 2021938 |
| SNOA | | Surgical & Medical Instruments & Apparatus | 1367083 |
| SNOW | | Services-Prepackaged Software | 1640147 |
| SNPS | | Services-Prepackaged Software | 883241 |