filename: 500
hash function: pearson
total buckets:       32767
total tuples:        10020 (30.58%)
used buckets:        8586 (26.20%)
maximum list length: 4
average list length: 1.17
hash cost per tuple: 548 cyc, 1103 ns, 1 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
16	4	0.64%
105	3	3.78%
1176	2	27.26%
7289	1	100.00%
24181	0	100.00%