filename: 500
hash function: jenkins
total buckets:       65537
total tuples:        10020 (15.29%)
used buckets:        9255 (14.12%)
maximum list length: 4
average list length: 1.08
hash cost per tuple: 127 cyc, 255 ns, 4 Mhz on 498 Mhz CPU (INNER)
Count	Length	CT
2	4	0.08%
31	3	1.01%
697	2	14.92%
8525	1	100.00%
56282	0	100.00%