| Driver | NAT | DP | GT | |
| Aberman, Zave |
 |
- | 34 | |
| Alhadeff, Matthew |
 |
30 | 05 | |
| Allen, Wes |
|
- | 43 | |
| Allmendinger, Anthony James |
|
60 | - | |
| Altenburg, Jeff |
|
- | 21 | |
| Angelelli, Massimiliano "Max" |
 |
10 | - | |
| Angelone, John |
|
- | 21 35 | |
| Archer, Tommy |
|
- | 06 | |
| Argetsinger, Peter |
|
33 | - | |
| Arnold, Lance |
 |
- | 17 | |
| Arnold, Zach |
|
- | 55 | |
| Assentato, Emil |
|
- | 22 66 | |
| Auberlen, Bill |
|
3 30 78 | 05 | |
| Ave, Tony |
|
78 97 | 92 93 | |
| Driver | NAT | DP | GT | |
| Baas, Ian |
|
- | 36 | |
| Baldwin, Jack |
|
91 | - | |
| Barber, Forest |
|
77 78 | - | |
| Barbosa, Joao |
 |
11 59 91 | - | |
| Baron, Alex |
|
19 | - | |
| Baron, Philipp |
 |
- | 52 | |
| Basseng, Marc |
|
- | 83 | |
| Baughman, Michael |
|
- | 46 | |
| Bayliff, Shawn |
|
33 | - | |
| Beachman, Bruce |
|
- | 56 | |
| Bell, Justin |
 |
40 | - | |
| Bell, Robert |
|
- | 17 | |
| Beretta, Olivier |
 |
11 | - | |
| Bergmeister, Jörg |
|
75 76 | - | |
| Bernheim, Steve |
|
- | 38 | |
| Bertuzzi, Costantino |
|
- | 52 | |
| Bessette, Antoine |
|
6 | - | |
| Bingham, Chris |
|
15 40 | - | |
| Boesel, Raul |
 |
78 | - | |
| Borcheller, Terry |
|
23 77 | - | |
| Borkowski, Mike |
|
6 | - | |
| Boulle, Nick |
|
12 13 | - | |
| Bourdais, Sebastian |
 |
78 | - | |
| Bowles, Jason |
|
- | 27 | |
| Brassfield, Darin |
|
84 | - | |
| Braun, Colin |
|
75 76 | - | |
| Briscoe, Ryan |
|
10 | - | |
| Brix, Harrison |
|
77 | - | |
| Bullock, Marc |
|
- | 44 67 | |
| Bunting, Marc |
|
- | 65 | |
| Burgess, Tony |
|
3 | - | |
| Driver | NAT | DP | GT | |
| Cameron, Dane |
|
5 | - | |
| Camirand, Marc-Antoine |
|
09 | 34 | |
| Carpentier, Patrick |
|
11 39 | - | |
| Carrio, Adrian "Ace" |
|
- | 65 | |
| Cawley, Michael |
|
- | 73 74 | |
| Cheever, Eddie - jr. |
|
39 | - | |
| Christopher, Ted |
|
58 59 | - | |
| Cicero, Dominic II |
|
- | 57 | |
| Ciompi, Alex |
|
33 | - | |
| Cobb, Price |
|
- | 81 | |
| Cochet, Jonathan |
|
0 7 40 | - | |
| Collard, Emmanuel |
|
10 | - | |
| Collins, Kelly |
|
- | 64 | |
| Collyer, Bryan |
|
- | 46 | |
| O'Connell, Johnny |
|
- | 65 | |
| O'Connell, Kevin |
|
- | 27 | |
| Connolly, John |
|
- | 46 | |
| Connolly, Matt |
|
- | 21 24 | |
| Constantine, Tommy |
|
6 | - | |
| Cosmo, Guy |
|
5 19 07 09 | - | |
| Cotter, Bill |
|
- | 21 24 | |
| Crescentini, Dino |
|
- | 06 | |
| Cummins, Skip |
|
97 | - | |
| Cunningham, Brian |
|
8 | - | |
| Driver | NAT | DP | GT | |
| Dallenbach, Paul |
|
40 84 | - | |
| Dallenbach, Wally |
|
84 | - | |
| Dalziel, John |
|
- | 17 | |
| Dalziel, Ryan |
|
89 | - | |
| Davis, Andrew |
|
- | 72 73 74 | |
| Dayton, Duncan |
|
5 | - | |
| De Quesada, Carlos |
|
- | 21 | |
| DeFontes, Michael |
|
- | 46 48 | |
| Del Vecchio, Frank |
|
- | 46 | |
| Delamare, Rick |
|
- | 56 | |
| Dement, Dwain |
|
- | 38 | |
| Derhaag, Jim |
|
40 | - | |
| DeVries, Brian |
|
5 | - | |
| Diaz, Luis |
 |
01 02 | - | |
| Diefenbach, Will |
|
- | 87 | |
| Dixon, Scott |
 |
01 02 | - | |
| Donohue, David |
|
58 | - | |
| Drissi, Tomy |
|
50 | - | |
| Drummond, Gary |
|
- | 63 | |
| Dubler, Robert |
 |
- | 48 | |
| Dumoulin, Jean-Francois |
|
- | 22 | |
| Duno, Milka |
 |
7 11 | - | |
| Dyson, Chris |
|
16 | - | |
| Dyson, Rob |
|
16 | - | |
| Driver | NAT | DP | GT | |
| Edwards, Paul |
|
64 65 | ||
| Ehret, Pierre |
|
- | 83 | |
| Empringham, David |
|
89 | 98 | |
| Erdos, Tommy |
|
39 51 | - | |
| Espenlaub, Charles |
|
- | 41 74 | |
| Driver | NAT | DP | GT | |
| Farnbacher, Dominik |
|
- | 83 | |
| Fellows, Ron |
|
40 | - | |
| Fernandez, Adrian |
|
12 | - | |
| Field, Clint |
|
8 | - | |
| Figge, Alex |
|
89 | - | |
| Finlay, Rob |
|
5 27 28 | - | |
| Finlay, Scott |
|
- | 08 | |
| Fittipaldi, Christian |
|
2 39 | - | |
| Fitzgerald, Mike |
|
- | 56 83 | |
| Flanagan, Pat |
|
- | 67 | |
| Fogarty, Jon |
|
89 99 | - | |
| Forbes-Robinson, Elliott |
|
3 | - | |
| Foster, Joe |
|
9 | - | |
| France, Jamie C. |
|
59 | - | |
| Franchitti, Dario |
|
7 | - | |
| Franchitti, Marino |
|
7 11 39 | - | |
| Friedman, Cory |
|
- | 14 15 | |
| Friedman, Gordon |
|
- | 14 | |
| Frisselle, Brian |
|
6 8 | 98 | |
| Frisselle, Burt |
|
6 8 | 98 | |
| Frost, Bob |
|
- | 41 | |
| Driver | NAT | DP | GT | |
| Gaffney, Tim |
|
- | 21 67 06 | |
| Gagne, Don |
|
- | 86 | |
| Gavin, Oliver |
|
16 | - | |
| Gaylord, David |
|
- | 87 | |
| Gentilozzi, Paul |
|
50 | - | |
| Gidley, Memo |
|
19 | - | |
| Gilbert, Bob |
|
- | 92 93 | |
| Gleason, Chris |
|
50 | 21 | |
| Goad, Doug |
|
09 | - | |
| Goldin, Keith |
|
- | 08 | |
| Goldin, Steve |
|
- | 08 | |
| Gonzalez, Victor - jr. |
|
- | 41 | |
| Goossens, Marc |
 |
7 11 | - | |
| Greenberg, Mark |
|
- | 17 | |
| Gregoire, Stephan |
|
09 | - | |
| Greist, Revere |
|
- | 68 | |
| Grupp, Rich |
|
- | 63 | |
| Gué, James |
|
5 78 | - | |
| Guenette, Hugo |
|
40 | - | |
| Gurney, Alex |
|
99 | - | |
| Driver | NAT | DP | GT | |
| Haberfeld, Mario |
|
12 | - | |
| Halpin, Mike |
|
- | 21 | |
| Ham, Nick |
|
- | 70 | |
| Hand, Joey |
|
- | 21 05 | |
| Hanson, Todd |
|
- | 21 24 35 | |
| Haskell, David |
|
- | 70 | |
| Hauser, Hans |
|
- | 48 | |
| Haywood, Hurley |
|
59 | - | |
| Hennessy, Eddie |
|
- | 43 | |
| Henzler, Wolf |
|
- | 72 73 | |
| Herring, Tory |
|
- | 14 15 | |
| Herrington, Mark |
|
- | 69 | |
| Herta, Bryan |
|
28 | - | |
| Hill, Ken |
|
- | 87 | |
| Hill, Wes |
|
- | 87 | |
| Hinchcliffe, James |
|
61 | - | |
| Howard, Jay |
|
12 13 | - | |
| Hubman, Tim |
|
33 | - | |
| Hughes, Warren |
|
51 | - | |
| Huisman, Patrick |
 |
8 | - | |
| Hull, Maurice |
|
- | 87 | |
| Hunter-Reay, Ryan |
|
10 | 17 | |
| Hupfer, Mark |
|
- | 96 | |
| Driver | NAT | DP | GT | |
| James, Ian |
|
11 50 | 17 67 74 | |
| Jensen, Martin |
 |
- | 17 | |
| Johansson, Stefan |
 |
11 39 51 | - | |
| Johnson, Bill |
|
- | 24 | |
| Johnson, Steve |
|
- | 66 81 | |
| Jönsson, Niclas |
|
75 76 | - | |
| Jourdain, Michel |
|
77 | - | |
| Driver | NAT | DP | GT | |
| Kapudija, Romeo |
|
88 | - | |
| Kasemets, Tonis |
 |
50 | - | |
| Keen, Leh |
|
8 | 80 | |
| Keith, Bill |
|
- | 67 | |
| Kelleners, Ralf |
|
23 | - | |
| Kendall, Tommy |
|
- | 98 05 | |
| Kennedy, Squeak |
|
- | 29 | |
| Kitch, Don - jr. |
|
- | 86 | |
| Knoop, Rick |
|
5 | - | |
| Konopka, Miroslav |
 |
- | 04 | |
| Konstant, Nikolas |
|
88 | - | |
| Koselke, Eric |
|
- | 55 | |
| Kroczek, Bohdan |
|
- | 67 | |
| Krohn, Tracy |
|
75 | - | |
| Kuttner, Oliver |
|
78 | - | |
| Driver | NAT | DP | GT | |
| Labonte, Bobby |
|
07 09 | - | |
| Lacey, Dave |
 |
- | 17 71 | |
| LaJoie, Randy |
|
3 | - | |
| Lally, Andy |
|
- | 65 | |
| Lammers, Jan |
|
2 4 | - | |
| Law, Darren |
|
58 | - | |
| Leitzinger, Butch |
|
4 | - | |
| Levitas, Michael |
|
- | 35 36 37 | |
| Lewis, John |
|
- | 21 | |
| Lewis, Shane |
|
3 | - | |
| Lewis, Tim - jr. |
|
- | 00 | |
| Liddell, Robin |
|
- | 72 73 74 | |
| Long, Patrick |
|
23 | - | |
| Longhi, Nick |
|
- | 22 | |
| Lowe, Jim |
|
- | 66 67 68 | |
| Luhr, Lucas |
|
23 39 | - | |
| Lux, Eric |
|
- | 41 73 74 | |
| Driver | NAT | DP | GT | |
| Maassen, Sascha |
|
58 | - | |
| MacAlpine, Ken |
|
- | 55 | |
| MacLeod, Peter |
|
- | 04 05 | |
| Magnussen, Jan |
|
10 | 64 | |
| MacLeod, Rod |
|
0 7 60 | - | |
| Malloy, Tom |
|
- | 24 | |
| Mandeville, Roger |
|
- | 63 | |
| Marden, Murray |
|
- | 67 | |
| Marks, Justin |
|
- | 05 | |
| Marshall, Danny |
|
- | 81 87 | |
| Marshall, Steve |
|
- | 81 87 | |
| Martin, Bill |
|
- | 14 15 | |
| Martini, Brent |
|
- | 71 | |
| Mason, Ray |
|
- | 46 | |
| Matos, Manuel |
 |
- | 43 | |
| Matos, Raphael |
|
5 09 | - | |
| Matthews, Jim |
|
5 | - | |
| Maxwell, Scott |
|
5 | - | |
| McCormick, Bo |
|
- | 52 | |
| McCrackin, Ben |
|
- | 81 | |
| McDowell, Michael |
|
19 | - | |
| McGarrity, Kevin |
|
7 | - | |
| McGehee, Mac |
|
- | 14 15 | |
| McKenzie, Tim |
|
- | 96 | |
| McQueen, Chad |
|
- | 73 | |
| McNish, Alan |
|
2 | - | |
| Mears, Casey |
|
02 | - | |
| Mears, Paul - jr. |
|
6 | - | |
| Meira, Vitor |
|
12 | - | |
| Michaelian, Jim |
|
- | 41 43 | |
| Miller, Johnny |
|
- | 55 | |
| Milner, Tom |
|
- | 05 | |
| Montgomery, Mark |
|
- | 55 | |
| Monzón Artiles, Luis |
 |
- | 52 | |
| Moran, Rocky - jr. |
|
30 99 | - | |
| Moreno, Roberto |
|
59 | - | |
| Morgan, Charles |
|
47 | - | |
| Morgan, Rob |
|
47 | - | |
| Mowlem, Johnny |
|
- | 17 71 | |
| Murry, David |
|
- | 80 | |
| Driver | NAT | DP | GT | |
| Nastasi, Tom |
|
50 | - | |
| Nearn, Robert |
|
- | 66 81 | |
| Negri, Oswaldo - jr. |
|
60 | - | |
| Newton, Mike |
|
51 | - | |
| Nonnamaker, Joe |
|
- | 41 43 | |
| Nonnamaker, Wayne |
|
- | 41 43 | |
| Nonnamaker, Will |
|
- | 41 43 | |
| Driver | NAT | DP | GT | |
| O'Shaughnessy, Brian |
|
- | 21 24 | |
| O'Shaughnessy, Kevin |
|
- | 24 | |
| Oasis, Russ |
|
- | 06 | |
| Oberto, Larry |
|
09 | - | |
| Olson, John |
|
- | 21 | |
| Orsi, Hoover |
|
39 | - | |
| Ortelli, Stephane |
|
- | 66 | |
| Driver | NAT | DP | GT | |
| Pace, Jim |
|
- | 66 67 68 | |
| Pallis, Chris |
|
- | 86 | |
| Papis, Massimilliano |
|
39 75 76 01 | - | |
| Pappas, Tim |
|
- | 56 | |
| Patrick, Danica |
|
2 | - | |
| Patterson, Mark |
|
60 | - | |
| Pecorari, Adam |
|
- | 21 | |
| Pechnik, Lonnie |
|
- | 22 66 | |
| Pennington, Chris |
|
- | 86 | |
| Peter, Philipp |
 |
- | 82 | |
| Petty, Kyle |
|
11 | - | |
| Pew, John |
|
3 | 81 | |
| Plumb, Matt |
|
- | 05 | |
| Pobst, Randy |
|
- | 36 37 | |
| Pompidou, Xavier |
|
- | 80 | |
| Poscente, Jay |
|
88 | 55 | |
| Pottolichio, Enzo |
|
12 13 | - | |
| Povoledo, Aaron |
|
- | 21 24 | |
| Prewitt, Hal |
|
- | 81 | |
| Price, Shawn |
|
- | 73 | |
| Pickett, Greg |
|
31 | - | |
| Pickett, Mike |
|
- | 21 24 | |
| Pilgrim, Andy |
|
- | 64 | |
| Primat, Harold |
|
09 | - | |
| Pruett, Scott |
|
60 01 02 | - | |
| Pruitt, Steve |
|
- | 62 | |
| Puleo, Anthony |
|
- | 29 | |
| Pumpelly, Spencer |
|
8 | 22 35 36 37 65 81 | |
| Driver | NAT | DP | GT | |
| Quaid, Alex |
|
- | 62 | |
| Quester, Dieter |
|
- | 82 | |
| Driver | NAT | DP | GT | |
| Rahal, Graham |
|
- | 72 73 74 | |
| Reese, Leighton |
|
- | 06 | |
| Refenning, Brady |
|
- | 69 | |
| Riccitelli, Luca |
|
- | 82 | |
| Rice, Buddy |
|
28 58 | - | |
| Rice, Vic |
|
- | 57 | |
| Richards, Scott |
|
- | 08 | |
| Riggins, Tommy |
|
- | 57 | |
| Robinson, George |
|
84 | - | |
| Rockenfeller, Mike |
|
23 | - | |
| Rosser, Blake |
|
- | 32 04 | |
| Rudd, Ricky |
|
8 | - | |
| Ruhlman, Randy |
|
15 40 | - | |
| Russell, David |
|
8 | 81 | |
| Driver | NAT | DP | GT | |
| Sahlen, Joe |
|
- | 41 43 | |
| Said, Boris III |
|
2 8 11 75 76 | - | |
| Salama, Don |
|
- | 56 | |
| Sauvage, Cyrille |
|
- | 66 | |
| Schramm, Roger |
|
91 | - | |
| Schultz, Sam |
|
- | 21 | |
| Scrogham, Cole |
|
8 | - | |
| Seiler, Toni |
|
- | 48 | |
| Sellers, Bryan |
|
- | 17 | |
| Servia, Oriol |
|
77 | - | |
| Seyffarth, Jan |
|
- | 17 | |
| Shalit, Jacob |
|
- | 24 | |
| Sharp, Scott |
|
12 31 | 98 | |
| Shep, David |
|
- | 17 | |
| Sigal, Gene |
|
- | 04 05 | |
| Small, Patrick |
|
- | 14 15 | |
| Smith, Guy |
|
16 | - | |
| Solley, Mike |
|
- | 44 67 | |
| Speakman, Michael |
|
- | 27 | |
| Spencer, Dennis |
|
- | 63 | |
| Spencer, Scott |
|
- | 63 | |
| Stallings, Bob |
|
99 | - | |
| Stanton, Craig |
|
3 | 80 | |
| Stevenson, John |
|
- | 57 | |
| Stewart, Dave |
|
- | 92 93 | |
| Stewart, Gary |
|
- | 35 92 93 | |
| Stewart, Rob III |
|
- | 92 93 | |
| Stewart, Tony |
|
4 | - | |
| Sutherland, Rick |
|
- | 21 | |
| Sutherland, Tom |
|
- | 21 | |
| Szekeres, Kris |
|
3 9 | - | |
| Driver | NAT | DP | GT | |
| Tafel, Jim - jr. |
|
- | 73 74 | |
| Tagliani, Alexandre "Alex" |
|
- | 34 | |
| Taylor, Wayne |
|
10 | - | |
| Thiel, Kurt |
|
- | 48 08 | |
| Thompson, James |
|
- | 00 | |
| Thompson, Ross |
|
- | 98 | |
| Thornton, Jep |
|
- | 22 81 | |
| Tiemann, Marcel |
|
23 | - | |
| Tolsma, Randy |
|
- | 06 | |
| Toussaint, Joe |
|
- | 24 | |
| Tracy, Paul |
|
2 6 10 77 | - | |
| Tremblay, Sylvain |
|
- | 70 | |
| Trenery, Spencer |
|
- | 57 | |
| Trinkler, Owen |
|
- | 21 | |
| Tuttle, Brian |
|
0 7 11 | - | |
| Driver | NAT | DP | GT | |
| Unser, Al - jr |
|
8 | - | |
| Driver | NAT | DP | GT | |
| Valentine, Richard J. |
|
- | 65 66 67 | |
| Valiante, Michael |
|
5 27 28 | - | |
| van Overbeek, Johannes |
|
- | 72 | |
| van Uitert, Gerald |
|
- | 21 | |
| Vargo, Jake |
|
- | 69 | |
| Vargo, Josh |
|
- | 69 | |
| Vasser, Jimmy |
|
99 | - | |
| Driver | NAT | DP | GT | |
| Wagner, Cort |
|
6 88 | 62 | |
| Wallace, Andy |
|
4 | - | |
| Wallace, Rusty |
|
2 | - | |
| Webb, Ray |
|
- | 29 | |
| Weickardt, Tom |
|
- | 21 | |
| Werner, Dirk |
|
- | 82 | |
| Wheeler, Kevin |
|
- | 00 | |
| Wheldon, Dan |
|
02 | - | |
| Wilden, Kenny |
|
6 | - | |
| Wilkins, Greg |
|
- | 17 71 | |
| Wilkins, Mark |
|
61 | 17 71 | |
| Wilson, Justin |
|
60 | - | |
| Wilson, Kris |
|
- | 64 | |
| Wilton, Jay |
|
88 | - | |
| Wolff, Christian "Toto" |
|
- | 82 | |
| Workman, Jason |
|
- | 21 55 | |
| Driver | NAT | DP | GT | |
| Yeakle, Mike |
|
- | 46 | |
| Driver | NAT | DP | GT | |
| Zacharias, Brian J. |
|
47 77 78 | 66 | |
| Zitza, Ron |
|
- | 00 | |
| Zogaib, Henri |
|
50 | - |