What is the 2000 population in OK with a 1990-2000 percent change of A078 +17.22%?
CREATE TABLE "u_s_census_statistics" (
  "rank_csa" text,
  "state_s" text,
  "2007_estimate" text,
  "2000_population" text,
  "percent_change_1990_2000" text
);
SELECT "2000_population" FROM "u_s_census_statistics" WHERE "state_s"='ok' AND "percent_change_1990_2000"='a078 +17.22%';