filename: 500
hash function: abcdx
total buckets:       65535
total tuples:        10020 (15.29%)
used buckets:        9647 (14.72%)
maximum list length: 2
average list length: 1.04
hash cost per tuple: 43 cyc, 86 ns, 12 Mhz on 498 Mhz CPU (INNER)
Count	Length	CT
373	2	7.45%
9274	1	100.00%
55888	0	100.00%