2011 - 6th F1 World Championship
2010 - 5th F1 World Championship
2009 - 6th F1 World Championship
2008 - 11th F1 World Championship
2007 - 11th F1 World Championship
2006 - 17th F1 World Championship
2005 - 7th F1 World Championship
2004 - 2nd F1 World Championship
2003 - 3rd F1 World Championship
2002 - 7th F1 World Championship
2001 - 2nd F1 World Championship
2000 - 2nd F1 World Championship
1999 - 14th F1 World Championship
1998 - 5th F1 World Championship and 3rd F1 European Championship
1997 - 7th F1 World Championship
1995 - 3rd Eu Championship F4 and 4th Italian Championship S850
1994 - Eu Champion T400 and 1st European Cup T850
1994 - 3rd European Championship F4
1993 - Eu Champion T400 and World Champion T400
1993 - 2nd Italian Championship and 3rd World Championship PHR 500
1992 - 3rd World Championship T400
1992 - 3rd European Championship T400
1992 - 1st in the Italian Championship A1