CREATE TABLE table_name_77 (year VARCHAR, venue VARCHAR, event VARCHAR)

What is the number of years that the event was foil team and took place in Los Angeles?
SELECT COUNT(year) FROM table_name_77 WHERE venue = "los angeles" AND event = "foil team"
SELECT COUNT("year") FROM "table_name_77" WHERE "event" = "foil team" AND "los angeles" = "venue"