Question: What is the average issue price with From Toronto Maple Leafs Gift Set, and a Mintage of 3527?
SQL: SELECT AVG("Issue price") FROM "2-12991375-7" WHERE "Special notes" = 'From Toronto Maple Leafs Gift Set' AND "Mintage" = '3527';

Question: What theme has a mintage of 3527?
SQL: SELECT "Theme" FROM "2-12991375-7" WHERE "Mintage" = '3527';

Question: When was a mintage of 1264 with more than 24.95 issued?
SQL: SELECT MAX("Year") FROM "2-12991375-7" WHERE "Mintage" = '1264' AND "Issue price" > 24.95;