Country/Region

Prevalence

Population Estimated

USA

1,511,461

293,655,405

Canada

167,319

32,507,874

Mexico

540,233

104,959,594

Belize

1,404

272,945

Guatemala

73,503

14,280,596

Nicaragua

27,586

5,359,759

Puerto Rico

20,063

3,897,960

Brazil

947,579

184,101,109

Chile

81,446

15,823,957

Colombia

217,776

42,310,775

Paraguay

31,867

6,191,368

Peru

141,772

27,544,305

Venezuela

128,765

25,017,387

Denmark

27,863

5,413,392

Finland

26,839

5,214,512

Iceland

1,513

293,966

Sweden

46,253

8,986,400

United Kingdom

310,216

60,270,708

Belgium

53,263

10,348,276

France

311,006

60,424,213

Ireland

20,431

3,969,558

Luxembourg

2,381

462,690

Monaco

166

32,270

Netherlands (Holland)

83,990

16,318,199

United Kingdom

310,216

60,270,708

Wales

15,019

2,918,000

Austria

42,075

8,174,762

Czech Republic

6,414

1,0246,178

Germany

424,244

82,424,609

Hungary

51,637

10,032,375

Liechtenstein

172

33,436

Poland

198,812

38,626,349

Slovakia

27,915

5,423,567

Slovenia

10,353

2,011,473 

Switzerland

38,350

7,450,867

Belarus

53,068

10,310,520

Estonia

6,905

1,341,664

Latvia

11,870

2,306,306

Lithuania

18,570

3,607,899

Russia

741,042

143,974,059

Ukraine

245,679

47,732,079

Azerbaijan

40,499

7,868,385

Georgia

24,159

4,693,892

Portugal

54,168

10,524,145

Spain

207,327

40,280,780

Greece

54,803

10,647,529

Italy

298,825

58,057,477

Albania

18,245

3,544,808

Bosnia and Herzegovina

2,097

407,608

Bulgaria

38,695

7,517,973

Croatia

23,145

4,496,869

Macedonia

10,500

2,040,085

Romania

115,065

22,355,551

Serbia and Montenegro

55,721

10,825,900

Mongolia

14,161

2,751,314

Kazakhstan

77,945

15,143,704

Tajikistan

36,088

7,011,556

Uzbekistan

135,935

26,410,416

China

6,685,245

1,298,847,624

Hong Kong s.a.r.

35,283

6,855,125

Japan

655,390

127,333,002

Macau s.a.r.

2,291

445,286

North Korea

116,825

22,697,553

South Korea

248,262

48,233,760

Taiwan

117,094

22,749,838

Turkey

354,601

68,893,918

Afghanistan

146,761

28,513,677

Bangladesh

727,487

141,340,476

Bhutan

11,249

2,185,569

India

5,481,981

1,065,070,607

Pakistan

819,392

159,196,336

Sri Lanka

102,453

19,905,165

East Timor

5,246

1,019,252

Indonesia

1,227,331

238,452,952

Laos

31,232

6,068,117

Malaysia

121,071

23,522,482

Philippines

443,891

86,241,697

Singapore

22,409

4,353,893

Thailand

333,866

64,865,523

Vietnam

425,470

82,662,800

Gaza strip

6,819

1,324,991

Iran

347,442

67,503,205

Iraq

130,605

25,374,691

Israel

31,906

6,199,008

Jordan

28,881

5,611,202

Kuwait

11,619

2,257,549

Lebanon

19,441

3,777,218

Saudi Arabia

132,773

25,795,938

Syria

92,733

18,016,874

United Arab Emirates

12,990

2,523,915

West Bank

11,895

2,311,204

Yemen

103,069

20,024,867

Egypt

391,780

76,117,421

Libya

28,986

5,631,585

Sudan

201,497

39,148,162

Congo Brazzaville

15,431

2,998,040

Ghana

106,837

20,757,032

Liberia

17,451

3,390,635

Niger

58,473

11,360,538

Nigeria

91,362

12,5750,356

Senegal

55,856

10,852,147

Sierra Leone

30,284

5,883,889

Central African Republic

19,262

3,742,482

Chad

49,095

9,538,544

Congo Kinshasa

300,161

58,317,030

Rwanda

42,404

8,238,673

Ethiopia

367,173

71,336,571

Kenya

169,760

32,982,109

Somalia

42,744

8,304,601

Tanzania

185,658

36,070,799

Uganda

135,832

26,390,258

Angola

56,507

10,978,552

Botswana

8,437

1,639,231

South Africa

228,778

44,448,470

Swaziland

6,018

1,169,241

Zambia

56,749

11,025,690

Zimbabwe

18,899

1,2671,860

Australia

102,494

19,913,144

New Zealand

20,556

3,993,817

Papua New Guinea

27,898

5,420,280