Name the total number of popular votes for mn attorney general in 1994
CREATE TABLE "results_in_minnesota_state_elections" (
  "year" real,
  "office" text,
  "candidate" text,
  "popular_votes" real,
  "percentage" text
);
SELECT COUNT("popular_votes") FROM "results_in_minnesota_state_elections" WHERE "office"='mn attorney general' AND "year"=1994;