filename: matrix
hash function: buzhash
total buckets:       65537
total tuples:        75216 (114.77%)
used buckets:        44672 (68.16%)
maximum list length: 8
average list length: 1.68
hash cost per tuple: 146 cyc, 295 ns, 3 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
2	8	0.02%
14	7	0.15%
79	6	0.78%
359	5	3.17%
1491	4	11.10%
5199	3	31.83%
13744	2	68.38%
23784	1	100.00%
20865	0	100.00%