filename: 500
hash function: jenkins2
total buckets:       131071
total tuples:        10020 (7.64%)
used buckets:        9648 (7.36%)
maximum list length: 4
average list length: 1.04
hash cost per tuple: 68 cyc, 137 ns, 7 Mhz on 498 Mhz CPU (INNER)
Count	Length	CT
1	4	0.04%
4	3	0.16%
361	2	7.37%
9282	1	100.00%
121423	0	100.00%