filename: 500
hash function: pearson
total buckets:       262144
total tuples:        10020 (3.82%)
used buckets:        8450 (3.22%)
maximum list length: 5
average list length: 1.19
hash cost per tuple: 547 cyc, 1102 ns, 1 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
3	5	0.15%
44	4	1.91%
236	3	8.97%
954	2	28.01%
7213	1	100.00%
253694	0	100.00%