The most improved drivers after practice 4-compared to yesterday's qualifying times are(1)P. Lemarie/-2.860 (2)T. Monteiro/-2.155 (3)R. Hunter-Reay/-1.775 (4)A. Tagliani/-1.649 (5)P. Tracy/-1.631 (6)D. Manning/-1.570 (7)R. Moreno/-1.083 (8)J. Vasser/-.700 (9)S. Bourdais/-.691 (10)M. Jourdain Jr./-.610 (11)R. Gonzalez/-.520 (12)R. Lavin/-.322 (13)A. Fernandez/-.321 (14)B. Junqueira/-.320 (15)O. Servia/-.209 (16)J. Camathias/-.200 (17)M. Haberfeld/-.012 (18)M. Dominguez/-.009 ........ On the other hand we have in (19th)P. Carpentier/+.504
