filename: 500
hash function: abcdef
total buckets:       16411
total tuples:        10020 (61.06%)
used buckets:        7422 (45.23%)
maximum list length: 5
average list length: 1.35
hash cost per tuple: 44 cyc, 88 ns, 11 Mhz on 498 Mhz CPU (INNER)
Count	Length	CT
5	5	0.25%
67	4	2.92%
358	3	13.64%
1661	2	46.80%
5331	1	100.00%
8989	0	100.00%