| SECTION | ISO CODE | Police in Country | IPA % | IPA members 31.12.2001 | ||
| 1 | Argentina | AR | 300 | |||
| 2 | Australia | AU | 45'000 | 3.17 | 1'429 | |
| 3 | Austria | AT | 35'000 | 97.32 | 34'064 | |
| 4 | Belgium | BE | 36'000 | 30.16 | 10'859 | |
| 5 | Brazil | BR | 105'000 | 0.69 | 730 | |
| 6 | Bulgaria | BG | 185'000 | 1.57 | 2'900 | |
| 7 | Canada | CA | 50'000 | 2.52 | 1'259 | |
| 8 | Cyprus | CY | 4'500 | 53.33 | 2'400 | |
| 9 | Czech Republic | CZ | 56'000 | 4.27 | 2'390 | |
| 10 | Denmark | DK | 14'000 | 57.66 | 8'073 | |
| 11 | Estonia | EE | 3'680 | 8.15 | 300 | |
| 12 | Finland | FI | 8'000 | 47.5 | 3'800 | |
| 13 | France | FR | 120'000 | 5.65 | 6'785 | |
| 14 | Gabon | NG | 3'500 | 6 | 201 | |
| 15 | Germany | DE | 240'000 | 24.43 | 58'642 | |
| 16 | Gibriltar | GI | 211 | 98.58 | 208 | |
| 17 | Great Britain | GB | 146'400 | 9.28 | 13'582 | |
| 18 | Greece | GR | 45'000 | 28.89 | 13'000 | |
| 19 | Hong Kong SAR | HK | 28'000 | 1.61 | 450 | |
| 20 | Hungary | HU | 40'000 | 13.75 | 5'500 | |
| 21 | Iceland | lS | 660 | 72.73 | 480 | |
| 22 | Ireland | IE | 11'000 | 61.53 | 6'768 | |
| 23 | Israel | IL | 20'300 | |||
| 24 | Italy | IT | 450'000 | 3.53 | 15'899 | |
| 25 | Japan | JP | 228'000 | 0.07 | 150 | |
| 26 | Kenya | KE | 37'000 | 6.72 | 2'486 | |
| 27 | Latvia | LV | 9'300 | 1.6 | 149 | |
| 28 | Lesotho | LS | 2'700 | 20 | 540? | |
| 29 | Lithuania | LT | 17'000 | 9.49 | 1'613 | |
| 30 | Luxembourg | LU | 1'140 | 95.43 | 1'088 | |
| 31 | Malta | MT | 1'800 | 5.83 | 105 | |
| 32 | Mauritius | MU | 10'000 | 2.5 | 250 | |
| 33 | Mexico | MX | 180'000 | 0.08 | 150 | |
| 34 | Monaco | MC | 500 | 46 | 230 | |
| 35 | Netherlands | NL | 48'000 | 18.82 | 9'034 | |
| 36 | New Zealand | NZ | 8'000 | 12.25 | 980 | |
| 37 | Nigeria | NG | 180'000 | 0.11 | 201 | |
| 38 | Norway | NO | 9'000 | 31 | 2'790 | |
| 39 | Pakistan | PK | 150'000 | 0.21 | 320 | |
| 40 | Peru | PE | 100'000 | 1.01 | 1'008 | |
| 41 | Poland | PL | 105'000 | 4.05 | 4'250 | |
| 42 | Portugal (1999) | PT | 4'673 | |||
| 43 | Romania | RO | 60'000 | 15 | 9'000 | |
| 44 | Russian Federation | RU | 330'000 | 0.47 | 1'550 | |
| 45 | San Marino | SM | 250 | 92 | 230 | |
| 46 | Se chelles | SC | 500 | 34 | 170 | |
| 47 | Slovakia | SK | 20'000 | 5 | 1'000 | |
| 48 | Slovenia | SI | 8'000 | 81.25 | 6'500 | |
| 49 | South Africa | ZA | 121'526 | 4.9 | 5'961 | |
| 50 | Spain | ES | 7'700 | |||
| 51 | Sri Lanka | LK | 60'000 | 0.5 | 300 | |
| 52 | Swaziland | SZ | 4'000 | 10.5 | 420 | |
| 53 | Sweden | SE | 16'000 | 45.81 | 7'330 | |
| 54 | Switzerland | CH | 14'000 | 90.03 | 12'604 | |
| 55 | Turkey | TR | 250'000 | 1.8 | 4'500 | |
| 56 | Ukraine | UA | 170'000 | 1.23 | 2'100 | |
| 56 | USA | US | 500'000 | 1.88 | 9'400 | |
| 58 | Zimbabwe | ZW | 15'000 | 1.33 | 200 | |
| TOTAL | 4'283'667 | 7.21% | 308'761 | |||