| SIC | C | Description | Quantity | DBG |
| S | CABANAS BEACH & POOL | 23 | 28 | |
| 701115 | CABIN RENTALS | 6 | 7 | |
| 175103 | CABINET MAKERS | 17437 | 20924 | |
| 503120 | CABINET MAKERS EQUIPMENT & SUPLS (WHOL) | 381 | 457 | |
| 342903 | CABINET MAKERS EQUIPMENT & SUPPLIES-MFRS | 53 | 64 | |
| 571236 | CABINETS | 9021 | 10824 | |
| 243401 | CABINETS-MANUFACTURERS | 4319 | 5183 | |
| 251401 | CABINETS-METAL (MANUFACTURERS) | 42 | 50 | |
| 152123 | CABINETS-RESURFACING & REFINISHING | 255 | 306 | |
| 503113 | CABINETS-WHOLESALE | 168 | 202 | |
| 4841 | CABLE & OTHER PAY TV SERVICES | 8107 | 9728 | |
| 335702 | CABLE (MANUFACTURERS) | 232 | 278 | |
| 162314 | CABLE CONDUIT & POLE-CONTRACTORS | 24 | 29 | |
| 306906 | CABLE GRIPS-MANUFACTURERS | 8 | 10 | |
| 179932 | CABLE SPLICING | 137 | 164 | |
| 506537 | CABLE TELEVISION EQUIPMENT-WHOLESALE | 6 | 7 | |
| 162315 | CABLE TELEVISION SYSTEMS-CONTRACTORS | 20 | 24 | |
| 173110 | CABLE/WIRE-INSTALLATION-VOICE/DATA SYST | 213 | 256 | |
| 335703 | CABLES-INSULATED (MANUFACTURERS) | 30 | 36 | |
| 501201 | CABS-TRACTOR TRUCK & ETC (WHOLESALE) | 4 | 5 | |
| 526140 | CACTI | 64 | 77 | |
| 737303 | CAD SYSTEMS & SERVICES | 963 | 1156 | |
| D | CADILLAC | 1559 | 1871 | |
| 333905 | CADMIUM (MANUFACTURERS) | 5 | 6 | |
| 581214 | CAFES | 603 | 724 | |
| 581213 | CAFETERIAS | 582 | 698 | |
| 581238 | CAFETERIAS-INDUSTRIAL-OPERATORS | 13 | 16 | |
| 349615 | CAGES-ANIMAL (MANUFACTURERS) | 39 | 47 | |
| 344318 | CAISSONS (MANUFACTURERS) | 1 | 1 | |
| 162919 | CAISSONS-STRUCTURAL | 40 | 48 | |
| 546106 | CAKE DECORATING | 109 | 131 | |
| 599954 | CAKE DECORATING EQUIPMENT & SUPPLIES | 757 | 908 | |
| 544105 | CAKE DECORATING INSTRUCTION | 108 | 130 | |
| 281910 | CALCIUM CARBONATE (MANUFACTURERS) | 12 | 14 | |
| 516942 | CALCIUM CHLORIDE (WHOLESALE) | 40 | 48 | |
| 3578 | CALCULATING & ACCOUNTING MACHINES | 159 | 191 | |
| 357898 | CALCULATING & ACCOUNTING MACHINES (MFRS) | 84 | 101 | |
| 357802 | CALCULATING & ADDING MACHINES/SUPLS-MFRS | 6 | 7 | |
| 504402 | CALCULATING & ADDING MACHS/SUPLS (WHOL) | 1570 | 1884 | |
| 874845 | CALCULATING CHARTS & TABLES | 4 | 5 | |
| 872104 | CALCULATING SERVICE | 64 | 77 | |
| 735996 | CALCULATING/ADDING MACHINES/SUPL-RENTING | 2 | 2 | |
| 769995 | CALCULATING/ADDING MACHS & SUPLS-SVC/RPR | 38 | 46 | |
| 519925 | CALENDARS (WHOLESALE) | 920 | 1104 | |
| 275212 | CALENDARS-MANUFACTURERS | 112 | 134 | |
| 382503 | CALIBRATION DEVICES (MANUFACTURERS) | 9 | 11 | |
| 873422 | CALIBRATION SERVICES | 297 | 356 | |
| 733607 | CALLIGRAPHERS | 1010 | 1212 | |
| 506517 | CALLING PAGING/SIGNAL EQPT/SYSTS (WHOL) | 3 | 4 | |
| 5946 | CAMERA & PHOTOGRAPHIC SUPPLY STORES | 5058 | 6070 | |
| 556110 | CAMPERS & PICK-UP COACHES-DEALERS | 1275 | 1530 | |
| 501211 | CAMPERS & PICK-UP COACHES-DISTRIBUTORS | 87 | 104 | |
| 379204 | CAMPERS & PICK-UP COACHES-MANUFACTURERS | 51 | 61 | |
| 751904 | CAMPERS & PICK-UP COACHES-RENTING | 51 | 61 | |
| 753916 | CAMPERS & PICK-UP COACHES-REPAIR & SVC | 282 | 338 | |
| 556109 | CAMPERS-SUPPLIES & PARTS | 192 | 230 | |
| 703301 | CAMPGROUNDS | 10099 | 12119 | |
| 874896 | CAMPING CONSULTANTS | 2 | 2 | |
| 594138 | CAMPING EQUIPMENT | 2131 | 2557 | |
| 394912 | CAMPING EQUIPMENT-MANUFACTURERS | 18 | 22 | |
| 735905 | CAMPING EQUIPMENT-RENTING | 2427 | 2912 | |
| 509130 | CAMPING EQUIPMENT-WHOLESALE | 29 | 35 | |
| 703203 | CAMPS | 7276 | 8731 | |
| 703206 | CAMPS-INFORMATION & REFERRAL | 34 | 41 | |
| 501325 | CAMS-GRINDING & CUTTING (WHOLESALE) | 46 | 55 | |
| 354504 | CAMS-MANUFACTURERS | 11 | 13 | |
| 363403 | CAN OPENERS-MANUFACTURERS | 1 | 1 | |
| 305304 | CAN SEALING EQUIPMENT (MANUFACTURERS) | 5 | 6 | |
| 832264 | CANCER INFORMATION | 72 | 86 | |
| 806906 | CANCER TREATMENT CENTERS | 68 | 82 | |
| 599953 | CANDLES | 1629 | 1955 | |
| 399941 | CANDLES-MANUFACTURERS | 164 | 197 | |
| 519941 | CANDLES-MFRS EQUIPMENT & SUPLS (WHOL) | 70 | 84 | |
| 571935 | CANDLESTICKS | 2 | 2 | |
| 519942 | CANDLES-WHOLESALE | 277 | 332 | |
| 514502 | CANDY & CONFECTIONERY-BROKERS | 190 | 228 | |
| 874245 | CANDY & CONFECTIONERY-CONSULTANTS | 2 | 2 | |
| 206401 | CANDY & CONFECTIONERY-MANUFACTURERS | 1645 | 1974 | |
| 355603 | CANDY & CONFECTIONERY-MFRS EQUIP (MFRS) | 42 | 50 | |
| 514508 | CANDY & CONFECTIONERY-MFRS SUPLS (WHOL) | 230 | 276 | |
| 544101 | CANDY & CONFECTIONERY-RETAIL | 7883 | 9460 | |
| 514501 | CANDY & CONFECTIONERY-WHOLESALE | 2534 | 3041 | |
| 544106 | CANDY & COOKIE ARRANGEMENTS | 44 | 53 | |
| 2064 | CANDY & OTHER CONFECTIONERY PRODUCTS | 1646 | 1975 | |
| 544104 | CANDY MAKING SUPPLIES | 189 | 227 | |
| 5441 | CANDY NUT & CONFECTIONERY STORES | 10130 | 12156 | |
| 2061 | CANE SUGAR-EXCEPT REFINING | 87 | 104 | |
| 2062 | CANE SUGAR-REFINING | 179 | 215 | |
| 504716 | CANES (WHOLESALE) | 105 | 126 | |
| 764101 | CANING | 495 | 594 | |
| 521146 | CANING SUPPLIES | 62 | 74 | |
| 341101 | CAN-MANUFACTURERS | 351 | 421 | |
| 354204 | CAN-MANUFACTURERS MACHINERY (MFRS) | 21 | 25 | |
| 2091 | CANNED & CURED FISH & SEAFOODS | 577 | 692 | |
| 209198 | CANNED & CURED FISH & SEAFOODS (MFRS) | 143 | 172 | |
| 2033 | CANNED FRUITS VEGETABLES & PRESERVES | 1244 | 1493 | |
| 2032 | CANNED SPECIALTIES | 454 | 545 | |
| 203298 | CANNED SPECIALTIES (MANUFACTURERS) | 345 | 414 | |
| 203302 | CANNING (MANUFACTURERS) | 935 | 1122 | |
| 508547 | CANNING EQUIPMENT & SUPPLIES (WHOLESALE) | 39 | 47 | |
| 799917 | CANOE TRIP OUTFITTERS | 76 | 91 | |
| 555106 | CANOES | 1353 | 1624 | |
| 799918 | CANOES-RENTAL & CHARTER | 303 | 364 | |
| 8 | CANON | 1563 | 1876 | |
| C | CANON | 363 | 436 | |
| 735984 | CANOPIES-RENTED | 14 | 17 | |
| 508529 | CANS (WHOLESALE) | 296 | 355 | |
| 265505 | CANS-FIBER (MANUFACTURERS) | 12 | 14 | |
| 2394 | CANVAS & RELATED PRODUCTS | 2744 | 3293 | |
| 519948 | CANVAS GOODS (WHOLESALE) | 1357 | 1628 | |
| 239406 | CANVAS GOODS-MANUFACTURERS | 1921 | 2305 | |
| 753218 | CANVAS GOODS-REPAIRING | 22 | 26 | |
| 599952 | CANVAS PRODUCTS | 397 | 476 | |
| 239410 | CANVAS PRODUCTS-CUSTOM MADE | 62 | 74 | |
| 221106 | CANVAS-MANUFACTURERS | 46 | 55 | |
| 519927 | CANVAS-WHOLESALE | 114 | 137 | |
| 506348 | CAPACITORS (WHOLESALE) | 90 | 108 | |
| 367501 | CAPACITORS-MANUFACTURERS | 253 | 304 | |
| 356504 | CAPPING MACHINERY (MANUFACTURERS) | 7 | 8 | |
| 569902 | CAPS & GOWNS | 96 | 115 | |
| 513606 | CAPS (WHOLESALE) | 896 | 1075 | |
| 809949 | CAPTIONING SERVICES-TELEVISION | 33 | 40 | |
| 478901 | CAR LOADING & UNLOADING | 64 | 77 | |
| 411908 | CAR POOL INFORMATION SERVICE | 115 | 138 | |
| 751305 | CAR PULLERS | 7 | 8 | |
| 411904 | CAR SERVICE | 789 | 947 | |
| 754201 | CAR WASHING & POLISHING | 16818 | 20182 | |
| 358904 | CAR WASHING & POLISHING EQUIPMENT-MFRS | 60 | 72 | |
| 754205 | CAR WASHING & POLISHING-COIN OPERATED | 239 | 287 | |
| 508708 | CAR WASHING/POLISHING EQUIP/SUPLS (WHOL) | 1235 | 1482 | |
| 516941 | CARBIDE (WHOLESALE) | 86 | 103 | |
| 364806 | CARBIDE LIGHTS (MANUFACTURERS) | 1 | 1 | |
| 508552 | CARBIDE METALS & PRODUCTS (WHOLESALE) | 127 | 152 | |
| 281911 | CARBIDE METALS & PRODUCTS-MANUFACTURERS | 12 | 14 | |
| 3624 | CARBON & GRAPHITE PRODUCTS | 156 | 187 | |
| 362498 | CARBON & GRAPHITE PRODUCTS (MFRS) | 125 | 150 | |
| 2895 | CARBON BLACK | 51 | 61 | |
| 289501 | CARBON BLACK-MANUFACTURERS | 51 | 61 | |
| 362401 | CARBON BRUSHES-MANUFACTURERS | 40 | 48 | |
| 516947 | CARBON DIOXIDE (WHOLESALE) | 119 | 143 | |
| 873438 | CARBON MONOXIDE TESTING | 3 | 4 | |
| 3955 | CARBON PAPER & INKED RIBBON | 147 | 176 | |
| 511217 | CARBON PAPER (WHOLESALE) | 15 | 18 | |
| 395501 | CARBON PAPER-MANUFACTURERS | 136 | 163 | |
| 754920 | CARBON PETROLEUM | 1 | 1 | |
| 516929 | CARBON PRODUCTS (WHOLESALE) | 88 | 106 | |
| 286902 | CARBON TETRACHLORIDE (MANUFACTURERS) | 3 | 4 | |
| 281904 | CARBON-ACTIVATED (MANUFACTURERS) | 47 | 56 | |
| 516960 | CARBONATORS (WHOLESALE) | 10 | 12 | |
| 516915 | CARBONIC GAS (WHOLESALE) | 364 | 437 | |
| 322102 | CARBOYS (MANUFACTURERS) | 1 | 1 | |
| 753919 | CARBURETORS | 1707 | 2048 | |
| 3592 | CARBURETORS PISTONS & PISTON RINGS | 247 | 296 | |
| 359298 | CARBURETORS PISTONS RINGS/VALVES (MFRS) | 234 | 281 | |
| 359201 | CARBURETORS-MANUFACTURERS | 11 | 13 | |
| 501347 | CARBURETORS-WHOLESALE | 3 | 4 | |
| 347923 | CARD CASES (MANUFACTURERS) | 3 | 4 | |
| 738201 | CARD KEY SYSTEMS | 50 | 60 | |
| 799920 | CARD PLAYING ROOMS | 187 | 224 | |
| 511315 | CARDBOARD (WHOLESALE) | 44 | 53 | |
| C | CARDIOLOGY | 9413 | 11296 | |
| 829961 | CARDIOPULMONARY RESUSCITATION INFO/SVCS | 6 | 7 | |
| 502347 | CARDTABLE COVERS (WHOLESALE) | 1 | 1 | |
| 833106 | CAREER & VOCATIONAL COUNSELING | 3159 | 3791 | |
| 508545 | CARGO & FREIGHT CONTAINERS (WHOLESALE) | 414 | 497 | |
| 244905 | CARGO & FREIGHT CONTAINERS-MANUFACTURERS | 10 | 12 | |
| 508826 | CARGO STABILIZING DEVICES (WHOLESALE) | 40 | 48 | |
| 508711 | CARNIVAL SUPPLIES (WHOLESALE) | 532 | 638 | |
| 799919 | CARNIVALS | 496 | 595 | |
| 175102 | CARPENTERS | 6405 | 7686 | |
| 1751 | CARPENTRY WORK | 32658 | 39190 | |
| S | CARPET & RUG BINDING MACHINES | 40 | 48 | |
| 2 | CARPET & RUG BINDING SERVICES | 92 | 110 | |
| 721704 | CARPET & RUG CLEANERS | 31206 | 37447 | |
| 358201 | CARPET & RUG CLEANING EQUIP & SUPLS-MFRS | 11 | 13 | |
| 508710 | CARPET & RUG CLEANING EQUIP/SUPLS (WHOL) | 1025 | 1230 | |
| 735944 | CARPET & RUG CLEANING EQUIPMENT-RENTAL | 2011 | 2413 | |
| 571305 | CARPET & RUG DEALERS-NEW | 32495 | 38994 | |
| 571304 | CARPET & RUG DEALERS-ORIENTAL | 325 | 390 | |
| 593206 | CARPET & RUG DEALERS-USED | 567 | 680 | |
| 502343 | CARPET & RUG PADS LININGS & ACCES-WHOL | 51 | 61 | |
| 721702 | CARPET & RUG REPAIRING | 1870 | 2244 | |
| 502307 | CARPET & RUG-DISTRIBUTORS | 2035 | 2442 | |
| 721703 | CARPET & RUG-DYERS | 665 | 798 | |
| 571311 | CARPET & RUG-FINISHING | 9 | 11 | |
| 227303 | CARPET & RUG-MANUFACTURERS | 997 | 1196 | |
| 175209 | CARPET & RUG-MEASURING SERVICE | 26 | 31 | |
| 229910 | CARPET & RUG-PADS & LININGS-MFRS | 22 | 26 | |
| 571303 | CARPET & RUG-PADS LININGS & ACCESSORIES | 619 | 743 | |
| 735946 | CARPET & RUG-RENTING | 74 | 89 | |
| 422611 | CARPET & RUG-STORAGE | 2 | 2 | |
| 227301 | CARPET & RUG-WEAVERS | 78 | 94 | |
| 7217 | CARPET & UPHOLSTERY CLEANING | 32983 | 39580 | |
| 721708 | CARPET & UPHOLSTERY PROTECTIVE SERVICE | 34 | 41 | |
| 175206 | CARPET LAYERS | 3892 | 4670 | |
| 508712 | CARPET LAYERS EQUIPMENT & SUPLS (WHOL) | 726 | 871 | |
| 342312 | CARPET LAYERS EQUIPMENT & SUPPLIES-MFRS | 1 | 1 | |
| 571922 | CARPET SWEEPERS | 22 | 26 | |
| 571302 | CARPET WORKROOMS | 199 | 239 | |
| 2273 | CARPETS & RUGS | 1085 | 1302 | |
| 152104 | CARPORTS | 1689 | 2027 | |
| 344802 | CARPORTS-MANUFACTURERS | 19 | 23 | |
| 503130 | CARPORTS-WHOLESALE | 12 | 14 | |
| 478903 | CARRIAGES-HORSE | 367 | 440 | |
| E | CARRIER | 2176 | 2611 | |
| E | CARRIER | 1114 | 1337 | |
| E | CARRIER | 5462 | 6554 | |
| E | CARRIER | 847 | 1016 | |
| E | CARRIER | 493 | 592 | |
| 559914 | CARS-MINI | 5 | 6 | |
| 421206 | CARTAGE | 6 | 7 | |
| 504638 | CARTS (DISPLAY-WHOLESALE) | 28 | 34 | |
| 559901 | CARTS-MOTORIZED | 970 | 1164 | |
| C | CARVEL ICE CREAM BAKERY | 389 | 467 | |
| 7542 | CARWASHES | 27588 | 33106 | |
| 6 | CASE INTERNATIONAL | 244 | 293 | |
| 6 | CASE INTERNATIONAL | 539< |