filename: matrix
hash function: buzhash
total buckets:       262144
total tuples:        75216 (28.69%)
used buckets:        65464 (24.97%)
maximum list length: 5
average list length: 1.15
hash cost per tuple: 147 cyc, 296 ns, 3 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
4	5	0.03%
45	4	0.27%
752	3	3.27%
8097	2	24.80%
56566	1	100.00%
196680	0	100.00%