For how many years was the location at Beijing?
CREATE TABLE table_name_7 (year INTEGER, location VARCHAR)
SELECT SUM(year) FROM table_name_7 WHERE location = "beijing"
### Context: CREATE TABLE table_name_7 (year INTEGER, location VARCHAR) ### Question: For how many years was the location at Beijing? ### Answer: SELECT SUM(year) FROM table_name_7 WHERE location = "beijing"