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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 3
17 2
16 6
15 7
14 26
13 18
12 75
11 174
10 466
9 962
8 2.5k
7 6.4k
6 16k
5 38k
4 93k
3 252k
2 874k
1 5.6m
Updated 2025-10-26 02:00 UTC