filename: 500
hash function: rt_ab2
total buckets:       32771
total tuples:        10020 (30.58%)
used buckets:        5252 (16.03%)
maximum list length: 12
average list length: 1.91
hash cost per tuple: 51 cyc, 103 ns, 10 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
2	12	0.24%
61	11	6.94%
421	10	48.95%
6	8	49.43%
8	7	49.99%
6	6	50.35%
8	4	50.67%
1	3	50.70%
201	2	54.71%
4538	1	100.00%
27519	0	100.00%