filename: 500
hash function: rt_ab
total buckets:       32771
total tuples:        10020 (30.58%)
used buckets:        8645 (26.38%)
maximum list length: 5
average list length: 1.16
hash cost per tuple: 49 cyc, 99 ns, 10 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
2	5	0.10%
16	4	0.74%
101	3	3.76%
1117	2	26.06%
7409	1	100.00%
24126	0	100.00%