0.063 Difference in average speed between the 2005 event and the 2006 event. The inaugural event was slightly faster at 67.591 mph, while last year's race clocked in at 67.528. Both had 22 laps of caution.
2 Winners in two races at Mexico City. Martin Truex Jr. won the inaugural event while Denny Hamlin went to Victory Lane last year. Hamlin will try to repeat this year, driving the No. 20 Chevrolet.
2.5 Average finish for Kevin Harvick at Autodromo Hermanos Rodriguez, the best among drivers who entered both races. He was second in the inaugural event and third last year. He is not entered in this year's event, marking the first Busch Series event he will miss since the Memphis race on Oct. 22, 2005.
3 Drivers who finished both Mexico City races inside the top 10: Boris Said, Kevin Harvick and Carl Edwards.
7.494 Average running position of Boris Said at Autodromo Hermanos Rodriguez, the best among drivers entered in Sunday's race.
13 Drivers who have completed every Busch Series lap at Autodromo Hermanos Rodriguez.
13 Drivers who have led a lap at Autodromo Hermanos Rodriguez. Six drivers led in 2005, and seven led in 2006.
4 Number of Cup starts Boris Said made in 2006, the fewest of any driver in the field.
19 Number of fastest laps for Denny Hamlin at Autodromo Hermanos Rodriguez, more than any other driver.
27 Laps led by Boris Said at Autodromo Hermanos Rodriguez, the most among drivers without a victory there. Said led all 27 of his laps last year after starting from the pole position. Said's average start in two races there is 2.5, while his average finish is 3.5.
32.94 Percent of passes made on the frontstretch at Autodromo Hermanos Rodriguez, the most popular place to pass on the eight-turn road course.
114 Green-flag passes made by Adrian Fernandez in the two races held at Autodromo Hermanos Rodriguez, the most among drivers who have been in either race. Fernandez finished 10th in his first race there (after starting 40th) and was 12th last year (started fourth).