Table schema:
CREATE TABLE table_name_22 (all_bills_cosponsored INTEGER, all_bills_sponsored VARCHAR, all_amendments_sponsored VARCHAR)

Question: What is the highest number of bills cosponsored associated with under 24 bills sponsored and under 16 amendments sponsored?
SQL: SELECT MAX(all_bills_cosponsored) FROM table_name_22 WHERE all_bills_sponsored < 24 AND all_amendments_sponsored < 16