filename: 500
hash function: crc32
total buckets:       8192
total tuples:        10020 (122.31%)
used buckets:        6326 (77.22%)
maximum list length: 4
average list length: 1.58
hash cost per tuple: 194 cyc, 390 ns, 3 Mhz on 497 Mhz CPU (INNER)
Count	Length	CT
63	4	2.51%
639	3	21.65%
2227	2	66.10%
3397	1	100.00%
1866	0	100.00%