filename: 500
hash function: crc32
total buckets:       16411
total tuples:        10020 (61.06%)
used buckets:        7504 (45.73%)
maximum list length: 6
average list length: 1.34
hash cost per tuple: 190 cyc, 382 ns, 3 Mhz on 498 Mhz CPU (INNER)
Count	Length	CT
1	6	0.06%
5	5	0.31%
36	4	1.75%
336	3	11.81%
1711	2	45.96%
5415	1	100.00%
8907	0	100.00%