filename: 500
hash function: rt
total buckets:       32768
total tuples:        10020 (30.58%)
used buckets:        7772 (23.72%)
maximum list length: 2
average list length: 1.29
hash cost per tuple: 48 cyc, 96 ns, 10 Mhz on 498 Mhz CPU (INNER)
Count	Length	CT
2248	2	44.87%
5524	1	100.00%
24996	0	100.00%