| The Online Judge: LIST OF MEMBERS |
| Country | Users | % | Country | Users | % |
| TAIWAN | 1485 | 18.43 | ISRAEL | 9 | 0.11 |
| UNITED STATES | 1120 | 13.90 | MOZAMBIQUE | 9 | 0.11 |
| RUSSIAN FEDERATION | 745 | 9.24 | PHILIPPINES | 9 | 0.11 |
| BANGLADESH | 535 | 6.64 | ARMENIA | 8 | 0.10 |
| BRAZIL | 388 | 4.81 | EGYPT | 8 | 0.10 |
| POLAND | 343 | 4.26 | BOSNIA AND HERZEGOWINA | 7 | 0.09 |
| CANADA | 294 | 3.65 | FINLAND | 7 | 0.09 |
| CHINA | 249 | 3.09 | PUERTO RICO | 7 | 0.09 |
| GERMANY | 203 | 2.52 | DENMARK | 6 | 0.07 |
| SPAIN | 163 | 2.02 | DOMINICAN REPUBLIC | 6 | 0.07 |
| INDONESIA | 159 | 1.97 | KYRGYZSTAN | 6 | 0.07 |
| SINGAPORE | 155 | 1.92 | PAKISTAN | 6 | 0.07 |
| INDIA | 145 | 1.80 | AZERBAIJAN | 5 | 0.06 |
| BULGARIA | 136 | 1.69 | BOLIVIA | 5 | 0.06 |
| SWEDEN | 114 | 1.41 | MOROCCO | 5 | 0.06 |
| AUSTRALIA | 111 | 1.38 | URUGUAY | 5 | 0.06 |
| JAPAN | 101 | 1.25 | CHILE | 4 | 0.05 |
| MEXICO | 92 | 1.14 | CYPRUS | 4 | 0.05 |
| ROMANIA | 88 | 1.09 | MACAU | 4 | 0.05 |
| NETHERLANDS | 86 | 1.07 | COOK ISLANDS | 3 | 0.04 |
| MACEDONIA | 83 | 1.03 | EL SALVADOR | 3 | 0.04 |
| IRAN (ISLAMIC REPUBLIC OF) | 77 | 0.96 | EUROPE | 3 | 0.04 |
| ITALY | 74 | 0.92 | NEPAL | 3 | 0.04 |
| PORTUGAL | 69 | 0.86 | NICARAGUA | 3 | 0.04 |
| KOREA, REPUBLIC OF | 60 | 0.74 | TURKMENISTAN | 3 | 0.04 |
| BELARUS | 49 | 0.61 | UNITED ARAB EMIRATES | 3 | 0.04 |
| HUNGARY | 49 | 0.61 | CHRISTMAS ISLAND | 2 | 0.02 |
| CROATIA | 48 | 0.60 | GUATEMALA | 2 | 0.02 |
| CZECH REPUBLIC | 45 | 0.56 | PARAGUAY | 2 | 0.02 |
| UKRAINE | 45 | 0.56 | TANZANIA, UNITED REPUBLIC OF | 2 | 0.02 |
| HONG KONG | 43 | 0.53 | UZBEKISTAN | 2 | 0.02 |
| VIET NAM | 40 | 0.50 | ZIMBABWE | 2 | 0.02 |
| THAILAND | 37 | 0.46 | ANDORRA | 1 | 0.01 |
| SLOVAKIA (Slovak Republic) | 33 | 0.41 | ANGUILLA | 1 | 0.01 |
| TURKEY | 30 | 0.37 | ANTARCTICA | 1 | 0.01 |
| YUGOSLAVIA | 30 | 0.37 | BAHRAIN | 1 | 0.01 |
| VENEZUELA | 27 | 0.34 | BENIN | 1 | 0.01 |
| UNITED KINGDOM | 26 | 0.32 | CHAD | 1 | 0.01 |
| ARGENTINA | 25 | 0.31 | ETHIOPIA | 1 | 0.01 |
| MALAYSIA | 23 | 0.29 | HONDURAS | 1 | 0.01 |
| NEW ZEALAND | 21 | 0.26 | ICELAND | 1 | 0.01 |
| GREECE | 20 | 0.25 | JAMAICA | 1 | 0.01 |
| CUBA | 19 | 0.24 | KOREA, DEMOCRATIC PEOPLE'S REPUBLIC OF | 1 | 0.01 |
| LATVIA | 17 | 0.21 | KUWAIT | 1 | 0.01 |
| COLOMBIA | 16 | 0.20 | LAO PEOPLE'S DEMOCRATIC REPUBLIC | 1 | 0.01 |
| NORWAY | 16 | 0.20 | LEBANON | 1 | 0.01 |
| SLOVENIA | 16 | 0.20 | LUXEMBOURG | 1 | 0.01 |
| FRANCE | 15 | 0.19 | MALDIVES | 1 | 0.01 |
| KAZAKHSTAN | 15 | 0.19 | NETHERLANDS ANTILLES | 1 | 0.01 |
| BELGIUM | 14 | 0.17 | NIGERIA | 1 | 0.01 |
| IRELAND | 14 | 0.17 | NIUE | 1 | 0.01 |
| LITHUANIA | 14 | 0.17 | OMAN | 1 | 0.01 |
| SWITZERLAND | 14 | 0.17 | SAN MARINO | 1 | 0.01 |
| AUSTRIA | 12 | 0.15 | TRINIDAD AND TOBAGO | 1 | 0.01 |
| SOUTH AFRICA | 12 | 0.15 | WALLIS AND FUTUNA ISLANDS | 1 | 0.01 |
| ESTONIA | 11 | 0.14 | WESTERN SAHARA | 1 | 0.01 |
| GEORGIA | 11 | 0.14 | |||
| Total for 113 countries: | 8059 | 100.00 |
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