filename: 500
hash function: jenkins2
total buckets:       65535
total tuples:        10020 (15.29%)
used buckets:        9301 (14.19%)
maximum list length: 4
average list length: 1.08
hash cost per tuple: 68 cyc, 138 ns, 7 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
1	4	0.04%
23	3	0.73%
670	2	14.10%
8607	1	100.00%
56234	0	100.00%