Coming off their win over the Jaguars the Colts flew to Oakland-Alameda County Coliseum for an AFC duel with the Raiders. In the first quarter the Colts trailed immediately after a 99-yard kickoff return was made by Jacoby Ford. They soon took the lead with RB Joseph Addai getting a 6-yard TD run, followed by kicker Adam Vinatieri getting a 30-yard field goal. They trailed again after kicker Sebastian Janikowski hit a 59 and a 38-yard field goal, but responded to take the lead back with QB Peyton Manning completing an 18-yard TD pass to TE Jacob Tamme. The lead was narrowed with Janikowski nailing a 51-yard field goal, but the Colts extended their lead with Manning getting a 4-yard TD pass to WR Blair White. The Raiders tried to keep up with Janikowski making a 45-yard field goal, but the Colts kept going with Manning completing a 7-yard TD pass to WR Pierre Gar&#231;on. The Raiders tried to come back after QB Jason Campbell threw a 6-yard TD pass to TE Zach Miller, but Manning ran for a first down on the Colts ensuing possession to seal the game.
Question: How many yards longer was Sebastian Janikowski's longest field goal than his shortest?
Answer: 21