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P-Index Table 
The number of 5k runs that satisfy the rule 'p runs at least p times'.
For a P-index of 10, you would need to run more than 100 times, with at least 10 runs at 10 different events.
P-index Number of runners
19 2
18 1
17 6
16 8
15 12
14 26
13 52
12 110
11 229
10 575
9 1.2k
8 3.0k
7 7.4k
6 18k
5 43k
4 103k
3 274k
2 939k
1 6.0m

Updated 2026-07-06 13:00 UTC