filename: matrix
hash function: buzhash
total buckets:       65536
total tuples:        75216 (114.77%)
used buckets:        44848 (68.43%)
maximum list length: 8
average list length: 1.68
hash cost per tuple: 146 cyc, 296 ns, 3 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
2	8	0.02%
13	7	0.14%
64	6	0.65%
344	5	2.94%
1460	4	10.70%
5179	3	31.36%
13842	2	68.17%
23944	1	100.00%
20688	0	100.00%