Table: legislation_stats
Columns: years_covered
all_bills_sponsored
all_amendments_sponsored
all_bills_cosponsored
all_amendments_cosponsored
original_bills_cosponsored
original_amendments_cosponsored
bill_support_withdrawn
amendment_support_withdrawn

Question: How many original bills amendments cosponsored lower than 64,with the bill support withdrawn lower than 0?
SQL: SELECT MIN("original_amendments_cosponsored") FROM legislation_stats WHERE "all_bills_sponsored" < 64 AND "bill_support_withdrawn" < 0