filename: 500
hash function: rt_ab
total buckets:       262144
total tuples:        10020 (3.82%)
used buckets:        10020 (3.82%)
maximum list length: 1
average list length: 1.00
hash cost per tuple: 49 cyc, 99 ns, 10 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
10020	1	100.00%
252124	0	100.00%