Table: royal_canadian_mint_coins_2
Columns: year
theme
artist
mintage
issue_price

Question: What year was S.A. Allward's theme that had an issue price of $16.95 released?
SQL: SELECT "year" FROM royal_canadian_mint_coins_2 WHERE "issue_price" = '$16.95' AND "artist" = 's.a. allward'

Question: What was the total mintage for years after 2002 that had a 85th Anniversary of Vimy Ridge theme?
SQL: SELECT COUNT("mintage") FROM royal_canadian_mint_coins_2 WHERE "theme" = '85th anniversary of vimy ridge' AND "year" > 2002