What is the average PI GP when the pick is smaller tha 70 and the reg GP is 97?
CREATE TABLE "list_of_vancouver_canucks_draft_picks" (
  "rd_num" real,
  "pick_num" real,
  "player" text,
  "team_league" text,
  "reg_gp" real,
  "pl_gp" real
);
SELECT AVG("pl_gp") FROM "list_of_vancouver_canucks_draft_picks" WHERE "reg_gp"=97 AND "pick_num"<70;