filename: 500
hash function: crc32
total buckets:       262147
total tuples:        10020 (3.82%)
used buckets:        9810 (3.74%)
maximum list length: 3
average list length: 1.02
hash cost per tuple: 189 cyc, 381 ns, 3 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
5	3	0.15%
200	2	4.14%
9605	1	100.00%
252337	0	100.00%