Show the average share count of transactions for different investors.
CREATE TABLE TRANSACTIONS (investor_id VARCHAR, share_count INTEGER)
SELECT investor_id, AVG(share_count) FROM TRANSACTIONS GROUP BY investor_id
### Context: CREATE TABLE TRANSACTIONS (investor_id VARCHAR, share_count INTEGER) ### Question: Show the average share count of transactions for different investors. ### Answer: SELECT investor_id, AVG(share_count) FROM TRANSACTIONS GROUP BY investor_id