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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 3
18 1
17 4
16 10
15 12
14 21
13 47
12 102
11 207
10 541
9 1.2k
8 2.9k
7 7.2k
6 17k
5 42k
4 100k
3 268k
2 922k
1 5.9m

Updated 2026-05-10 10:00 UTC