Table:
text: 2001 Malaysian Grand Prix
Race
Race
Driver Constructor_ Laps Time_Retired Grid
Michael Schumacher Ferrari 55 1:47:34.801 1
Rubens Barrichello Ferrari 55 +23.660 2
David Coulthard McLaren - Mercedes 55 +28.555 8
Heinz-Harald Frentzen Jordan - Honda 55 +46.543 9
Ralf Schumacher Williams - BMW 55 +48.233 3
Mika Häkkinen McLaren - Mercedes 55 +48.606 4
Jos Verstappen Arrows - Asiatech 55 +1:21.560 18
Jarno Trulli Jordan - Honda 54 +1 Lap 5
Jean Alesi Prost - Acer 54 +1 Lap 13
Luciano Burti Jaguar - Cosworth 54 +1 Lap 15
Jenson Button Benetton - Renault 53 +2 Laps 17
Gastón Mazzacane Prost - Acer 53 +2 Laps 19

Question: What is the overall car number at the 2001 Malaysian Grand Prix when the driver was Luciano Burti?