filename: 500
hash function: buzhash
total buckets:       131101
total tuples:        10020 (7.64%)
used buckets:        9656 (7.37%)
maximum list length: 3
average list length: 1.04
hash cost per tuple: 146 cyc, 295 ns, 3 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
8	3	0.24%
348	2	7.19%
9300	1	100.00%
121445	0	100.00%