CREATE TABLE table_name_54 (year INT, team VARCHAR, score VARCHAR)

What year did the Capital City Giants have a game with the final score of 8-0?
SELECT AVG(year) FROM table_name_54 WHERE team = "capital city giants" AND score = "8-0"
SELECT AVG("year") FROM "table_name_54" WHERE "8-0" = "score" AND "capital city giants" = "team"