filename: 500
hash function: random
total buckets:       65535
total tuples:        10020 (15.29%)
used buckets:        9305 (14.20%)
maximum list length: 4
average list length: 1.08
hash cost per tuple: 102 cyc, 206 ns, 5 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
3	4	0.12%
41	3	1.35%
624	2	13.80%
8637	1	100.00%
56230	0	100.00%