SELECT COUNT(all_bills_cosponsored) FROM table_name_80 WHERE all_amendments_sponsored < 15 AND all_bills_sponsored = 6 AND all_amendments_cosponsored < 0
Berapa jumlah total semua tagihan yang disponsori bersama yang terkait dengan semua amandemen yang disponsori di bawah 15, semua tagihan yang disponsori 6, dan 0 amandemen disatukan?
CREATE TABLE table_name_80 (all_bills_cosponsored VARCHAR, all_amendments_cosponsored VARCHAR, all_amendments_sponsored VARCHAR, all_bills_sponsored VARCHAR)