CREATE TABLE table_2146364_2 (third_place INT, city_ VARCHAR, _nation VARCHAR)

What is the total number of third place finishes when the city & nation was Vancouver, Canada?
SELECT MIN(third_place) FROM table_2146364_2 WHERE city_ & _nation = "Vancouver, Canada"
SELECT MIN("third_place") FROM "table_2146364_2" WHERE "Vancouver, Canada" = "city_" & "_nation"