Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Team | Chassis | Engine | Tyre | Drivers | Races |
| --- | --- | --- | --- | --- | --- |
| Chip Ganassi Racing | Lola B2K/00 | Toyota RVA | F | Juan Pablo Montoya | All |
| Chip Ganassi Racing | Lola B2K/00 | Toyota RVA | F | Jimmy Vasser | All |
| Team Penske | Reynard 2KI | Honda HRK | F | Gil de Ferran | All |
| Team Penske | Reynard 2KI | Honda HRK | F | Hélio Castroneves | All |
| Walker Motorsport | Reynard 2KI | Honda HRK | F | Shinji Nakano (R) | 1, 4-20 |
| Walker Motorsport | Reynard 2KI | Honda HRK | F | Bryan Herta | 2-3 |
| Newman/Haas Racing | Lola B2K/00 | Ford - Cosworth XF | F | Michael Andretti | All |
| Newman/Haas Racing | Lola B2K/00 | Ford - Cosworth XF | F | Christian Fittipaldi | All |
| Team Rahal | Reynard 2KI | Ford-Cosworth XF | F | Max Papis | All |
| Team Rahal | Reynard 2KI | Ford-Cosworth XF | F | Kenny Bräck (R) | All |
| Team Rahal | Reynard 2KI | Ford-Cosworth XF | F | Casey Mears (R) | 20 |
| Della Penna Motorsports | Reynard 2KI | Toyota RVA | F | Norberto Fontana (R) | 1-10 |
| Della Penna Motorsports | Reynard 2KI | Toyota RVA | F | Memo Gidley | 11-18, 20 |
| Della Penna Motorsports | Reynard 2KI | Toyota RVA | F | Jason Bright (R) | 19 |
| Bettenhausen Racing | Lola B2K/00 | Ford-Cosworth XF | F | Michel Jourdain, Jr. | All |
| PacWest Racing | Reynard 2KI | Mercedes IC 108E | F | Maurício Gugelmin | All |
| PacWest Racing | Reynard 2KI | Mercedes IC 108E | F | Mark Blundell | All |
| Dale Coyne Racing | Lola B2K/00 | Ford-Cosworth XF | F | Takuya Kurosawa (R) | 1-11 |
| Dale Coyne Racing | Lola B2K/00 | Ford-Cosworth XF | F | Gualter Salles | 12-14 |
| Dale Coyne Racing | Lola B2K/00 | Ford-Cosworth XF | F | Alex Barron | 15-20 |
| Dale Coyne Racing | Lola B2K/00 | Ford-Cosworth XF | F | Gualter Salles | 1-3 |
| Dale Coyne Racing | Swift 011.c | Ford-Cosworth XF | F | Tarso Marques | 4-20 |
| Patrick Racing | Reynard 2KI | Ford-Cosworth XF | F | Roberto Moreno | All |
| Patrick Racing | Reynard 2KI | Ford-Cosworth XF | F | Adrián Fernández | All |
| Arciero Racing | Reynard 2KI | Mercedes IC 108E | F | Luiz Garcia, Jr. | All |
| Team Green | Reynard 2KI | Honda HRK | F | Paul Tracy | All |
| Team Green | Reynard 2KI | Honda HRK | F | Dario Franchitti | All |
| Forsythe Racing | Reynard 2KI | Ford-Cosworth XF | F | Patrick Carpentier | 1, 5-20 |
| Forsythe Racing | Reynard 2KI | Ford-Cosworth XF | F | Memo Gidley | 2-4 |
| Forsythe Racing | Reynard 2KI | Ford-Cosworth XF | F | Alex Tagliani (R) | All |
| Forsythe Racing | Reynard 2KI | Ford-Cosworth XF | F | Bryan Herta | 16 |
| Mo Nunn Racing | Reynard 2KI | Mercedes IC 108E | F | Tony Kanaan | 1-7, 11-20 |
| Mo Nunn Racing | Reynard 2KI | Mercedes IC 108E | F | Bryan Herta | 8-10 |
| PPI Motorsports | Reynard 2KI | Toyota RVA | F | Oriol Servià (R) | All |
| PPI Motorsports | Reynard 2KI | Toyota RVA | F | Cristiano da Matta | All |
Question:
What driver had a 15-20 record?
Answer:
Alex Barron