filename: matrix
hash function: abcd
total buckets:       262147
total tuples:        75216 (28.69%)
used buckets:        65462 (24.97%)
maximum list length: 5
average list length: 1.15
hash cost per tuple: 43 cyc, 87 ns, 12 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
2	5	0.01%
51	4	0.28%
787	3	3.42%
8019	2	24.75%
56603	1	100.00%
196685	0	100.00%