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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
18 2
17 2
16 10
15 12
14 19
13 40
12 78
11 191
10 503
9 1.1k
8 2.6k
7 6.7k
6 16k
5 40k
4 96k
3 258k
2 891k
1 5.8m
Updated 2026-02-15 09:00 UTC