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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 7
15 9
14 23
13 21
12 79
11 184
10 489
9 991
8 2.5k
7 6.6k
6 16k
5 39k
4 94k
3 255k
2 884k
1 5.7m
Updated 2025-11-23 04:00 UTC