| AHL | | Fire, Marine & Casualty Insurance | 1267395 |
| AHMA | | Services-Amusement & Recreation Services | 2010959 |
| AHNRF | | Gold and Silver Ores | 1304409 |
| AHR | | Real Estate Investment Trusts | 1632970 |
| AHRO | | Wholesale-Apparel, Piece Goods & Notions | 1338929 |
| AHT | | Real Estate Investment Trusts | 1232582 |
| AI | | Services-Prepackaged Software | 1577526 |
| AIB | | Commodity Contracts Brokers & Dealers | 2070542 |
| AIBRF | | - | 1728918 |
| AIBT | | Medicinal Chemicals & Botanical Products | 1763329 |
| AIDG | | Blank Checks | 1702015 |
| AIEV | | Motor Vehicles & Passenger Car Bodies | 1912582 |
| AIFF | | Services-Prepackaged Software | 803578 |
| AIFU | | Insurance Agents, Brokers & Service | 1413855 |
| AIG | | Fire, Marine & Casualty Insurance | 5272 |
| AIGO | | Wholesale-Electrical Appliances, Tv & Radio Sets | 2025255 |
| AIHS | | Services-Auto Rental & Leasing (No Drivers) | 1711012 |
| AII | | Fire, Marine & Casualty Insurance | 2007587 |
| AIIA | | Blank Checks | 2073553 |
| AIIO | | Motor Vehicles & Passenger Car Bodies | 1932737 |
| AIJTY | | Services-Computer Programming, Data Processing, Etc. | 1713923 |
| AILIH | | Electric & Other Services Combined | 18654 |
| AIM | | Biological Products, (No Diagnostic Substances) | 946644 |
| AIMD | | Pharmaceutical Preparations | 1014763 |
| AIN | | Broadwoven Fabric Mills, Man Made Fiber & Silk | 819793 |
| AIO | | - | 1778114 |
| AIOT | | Communications Equipment, NEC | 1774170 |
| AIP | | Semiconductors & Related Devices | 1667011 |
| AIPG | | Motors & Generators | 1289047 |
| AIR | | Aircraft & Parts | 1750 |
| AIRE | | Real Estate | 1859199 |
| AIRG | | Radio & Tv Broadcasting & Communications Equipment | 1272842 |
| AIRI | | Aircraft Parts & Auxiliary Equipment, NEC | 1009891 |
| AIRJ | | Air-Cond & Warm Air Heatg Equip & Comm & Indl Refrig Equip | 1855474 |
| AIRO | | Aircraft | 1927958 |
| AIRS | | Services-Offices & Clinics of Doctors of Medicine | 1870940 |
| AIRT | | Air Courier Services | 353184 |
| AISP | | Services-Prepackaged Software | 1842566 |
| AIT | | Wholesale-Machinery, Equipment & Supplies | 109563 |
| AITTF | | - | 1520556 |
| AITX | | Services-Prepackaged Software | 1498148 |
| AIV | | Real Estate Investment Trusts | 922864 |
| AIXC | | Finance Services | 1460702 |
| AIXI | | Services-Prepackaged Software | 1935172 |
| AIXN | | Retail-Drug Stores and Proprietary Stores | 835662 |
| AIZ | | Insurance Carriers, NEC | 1267238 |
| AJG | | Insurance Agents, Brokers & Service | 354190 |
| AKA | | Retail-Catalog & Mail-Order Houses | 1865107 |
| AKAM | | Services-Business Services, NEC | 1086222 |
| AKAN | | Medicinal Chemicals & Botanical Products | 1888014 |