Table:
text: 2009 IndyCar Series season
Race results
Race results
Rnd Race Pole_position Fastest_lap Most_laps_led Winning_driver Winning_team Report
1 St. Petersburg Graham Rahal Justin Wilson Justin Wilson Ryan Briscoe Penske Racing Report
2 Long Beach Will Power Ryan Briscoe Dario Franchitti Dario Franchitti Target Chip Ganassi Racing Report
3 Kansas Graham Rahal Ryan Briscoe Scott Dixon Scott Dixon Target Chip Ganassi Racing Report
4 Indianapolis Hélio Castroneves Dario Franchitti Scott Dixon Hélio Castroneves Penske Racing Report
5 Milwaukee Ryan Briscoe Scott Dixon Ryan Briscoe Scott Dixon Target Chip Ganassi Racing Report
6 Texas Dario Franchitti Ryan Briscoe Ryan Briscoe Hélio Castroneves Penske Racing Report

Question: How many times does the 2009 IndyCar Series season have 6?