filename: 500
hash function: crc32_bof
hash seed 0x1c7f1d2d
total buckets:       8209
total tuples:        10020 (122.06%)
used buckets:        5820 (70.90%)
maximum list length: 7
average list length: 1.72
hash cost per tuple: 94 cyc, 189 ns, 5 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
2	7	0.14%
8	6	0.62%
60	5	3.61%
215	4	12.20%
721	3	33.78%
1821	2	70.13%
2993	1	100.00%
2389	0	100.00%