CREATE TABLE "by_nationality" (
  "country" text,
  "total_drivers" real,
  "champions" text,
  "championships" text,
  "current_september_22_2013" real,
  "first_driver_s" text,
  "last_current_driver_s_september_22_2013" text
);

Question: How many champions were there when the first driver was hiroki yoshimoto ( 2005 )?
SQL: SELECT "champions" FROM "by_nationality" WHERE "first_driver_s"='Hiroki Yoshimoto ( 2005 )';

Question: How many entries are there for total drivers when the Last driver for september 22, 2013 was gianmarco raimondo?
SQL: SELECT "total_drivers" FROM "by_nationality" WHERE "last_current_driver_s_september_22_2013"='Gianmarco Raimondo';

Question: How many champions were there when the last driver for September 22, 2013 was vladimir arabadzhiev ( 2010 )?
SQL: SELECT "champions" FROM "by_nationality" WHERE "last_current_driver_s_september_22_2013"='Vladimir Arabadzhiev ( 2010 )';

Question: How many entries are there for first driver for Canada?
SQL: SELECT COUNT("first_driver_s") FROM "by_nationality" WHERE "country"='Canada';

Question: How many champions were there when the last driver was Gianmarco Raimondo?
SQL: SELECT "champions" FROM "by_nationality" WHERE "last_current_driver_s_september_22_2013"='Gianmarco Raimondo';