filename: 500
hash function: abcd
total buckets:       262143
total tuples:        10020 (3.82%)
used buckets:        9921 (3.78%)
maximum list length: 2
average list length: 1.01
hash cost per tuple: 44 cyc, 89 ns, 11 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
99	2	1.98%
9822	1	100.00%
252222	0	100.00%