filename: 500
hash function: random
total buckets:       131072
total tuples:        10020 (7.64%)
used buckets:        9656 (7.37%)
maximum list length: 3
average list length: 1.04
hash cost per tuple: 100 cyc, 202 ns, 5 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
12	3	0.36%
340	2	7.15%
9304	1	100.00%
121416	0	100.00%