filename: 500
hash function: crc32_bof
hash seed 0x1c7f1d2d
total buckets:       16411
total tuples:        10020 (61.06%)
used buckets:        7482 (45.59%)
maximum list length: 6
average list length: 1.34
hash cost per tuple: 93 cyc, 188 ns, 5 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
1	6	0.06%
4	5	0.26%
67	4	2.93%
319	3	12.49%
1678	2	45.98%
5413	1	100.00%
8929	0	100.00%