filename: 01-matrix
hash function: abcd_fast
total buckets:       524289
total tuples:        75216 (14.35%)
used buckets:        69946 (13.34%)
maximum list length: 4
average list length: 1.08
hash cost per tuple: 57 cyc, 57 ns, 17 Mhz on 993 Mhz CPU (INNER)
Count	Length	CT
5	4	0.03%
247	3	1.01%
4761	2	13.67%
64933	1	100.00%
454343	0	100.00%