How many bills where originally cosponsored in those years where the total of all amendments cosponsored was 0?
CREATE TABLE table_18852984_2 (bills_originally_cosponsored VARCHAR, all_amendments_cosponsored VARCHAR)
SELECT bills_originally_cosponsored FROM table_18852984_2 WHERE all_amendments_cosponsored = 0
### Context: CREATE TABLE table_18852984_2 (bills_originally_cosponsored VARCHAR, all_amendments_cosponsored VARCHAR) ### Question: How many bills where originally cosponsored in those years where the total of all amendments cosponsored was 0? ### Answer: SELECT bills_originally_cosponsored FROM table_18852984_2 WHERE all_amendments_cosponsored = 0