filename: 500
hash function: crc32_bof
hash seed 0x1c7f1d2d
total buckets:       32767
total tuples:        10020 (30.58%)
used buckets:        8528 (26.03%)
maximum list length: 5
average list length: 1.17
hash cost per tuple: 95 cyc, 191 ns, 5 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
2	5	0.10%
14	4	0.66%
149	3	5.12%
1144	2	27.95%
7219	1	100.00%
24239	0	100.00%