How many years were there 97 qatari male births?
CREATE TABLE "registered_live_births_by_nationality_an" (
  "year" real,
  "qatari_male" real,
  "qatari_female" real,
  "total_qatari" real,
  "non_qatari_male" real,
  "non_qatari_female" real,
  "total_non_qatar" real,
  "total_male" real,
  "total_female" real,
  "grand_total" real
);
SELECT COUNT("year") FROM "registered_live_births_by_nationality_an" WHERE "qatari_male"=97;