filename: 500
hash function: buzhash
total buckets:       131072
total tuples:        10020 (7.64%)
used buckets:        9659 (7.37%)
maximum list length: 3
average list length: 1.04
hash cost per tuple: 147 cyc, 296 ns, 3 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
7	3	0.21%
347	2	7.14%
9305	1	100.00%
121413	0	100.00%