find the total market rate of the furnitures that have the top 2 market shares.
CREATE TABLE furniture (market_rate INTEGER)
SELECT SUM(market_rate) FROM furniture ORDER BY market_rate DESC LIMIT 2
### Context: CREATE TABLE furniture (market_rate INTEGER) ### Question: find the total market rate of the furnitures that have the top 2 market shares. ### Answer: SELECT SUM(market_rate) FROM furniture ORDER BY market_rate DESC LIMIT 2