CREATE TABLE table_54945 ("Year" FLOAT, "Artist" TEXT, "Composition" TEXT, "Mintage" FLOAT, "Issue Price" TEXT)

What is the average Year for the Royal Canadian Mint Engravers Artist when the Mintage is under 200?
SELECT AVG("Year") FROM table_54945 WHERE "Artist" = 'royal canadian mint engravers' AND "Mintage" < '200'
SELECT AVG("Year") FROM "table_54945" WHERE "Artist" = 'royal canadian mint engravers' AND "Mintage" < '200'