| Laboratory health workers - Aggregated Data - Human Resources for Health - World Health Organization (Most Recent Data) |
Rank | Country | |
| 1 | United States (2000) | 651,035 |
| 2 | China (2001) | 203,000 |
| 3 | Brazil (2000) | 89,677 |
| 4 | South Korea (2004) | 55,920 |
| 5 | Mexico (2000) | 45,482 |
| 6 | Canada (2006) | 36,627 |
| 7 | Nigeria (2008) | 23,523 |
| 8 | Iran (2004) | 20,049 |
| 9 | Egypt (2004) | 20,011 |
| 10 | Argentina (2004) | 19,629 |
| 11 | Turkey (2008) | 14,731 |
| 12 | Iraq (2004) | 12,184 |
| 13 | Cuba (2007) | 10,796 |
| 14 | Australia (2006) | 10,477 |
| 15 | Finland (2002) | 10,119 |
| 16 | Algeria (2007) | 9,888 |
| 17 | Pakistan (2004) | 9,744 |
| 18 | Indonesia (2003) | 8,882 |
| 19 | Kenya (2004) | 7,000 |
| 20 | Jordan (2004) | 5,630 |
| 21 | Yemen (2004) | 4,709 |
| 22 | Tunisia (2004) | 3,936 |
| 23 | New Zealand (2001) | 3,696 |
| 24 | Nepal (2004) | 3,209 |
| 25 | Sudan (2004) | 3,115 |
| 26 | Burma (2004) | 2,241 |
| 27 | Angola (2004) | 2,029 |
| 28 | South Africa (2004) | 2,002 |
| 29 | Bangladesh (2005) | 1,985 |
| 30 | Oman (2007) | 1,924 |
| 31 | Ethiopia (2007) | 1,816 |
| 32 | Cameroon (2004) | 1,793 |
| 33 | Uganda (2004) | 1,702 |
| 34 | Morocco (2004) | 1,470 |
| 35 | Sri Lanka (2004) | 1,252 |
| 36 | Ivory Coast (2004) | 1,165 |
| 37 | Lebanon (2005) | 1,135 |
| 38 | North Korea (2003) | 950 |
| 39 | Zimbabwe (2004) | 917 |
| 40 | Mozambique (2006) | 800 |
| 41 | Qatar (2006) | 709 |
| 42 | Zambia (2006) | 556 |
| 43 | Bolivia (2001) | 540 |
| 44 | Democratic Republic of the Congo (2004) | 512 |
| 45 | Tanzania (2006) | 510 |
| 46 | Burkina Faso (2008) | 510 |
| 47 | Rwanda (2005) | 499 |
| 48 | Namibia (2004) | 481 |
| 49 | Bahrain (2004) | 479 |
| 50 | Malawi (2008) | 473 |
| 51 | Togo (2008) | 377 |
| 52 | Republic of the Congo (2007) | 365 |
| 53 | Mauritius (2004) | 324 |
| 54 | Chad (2004) | 317 |
| 55 | Niger (2008) | 294 |
| 56 | Ghana (2008) | 286 |
| 57 | Botswana (2004) | 277 |
| 58 | Gabon (2004) | 276 |
| 59 | Mali (2004) | 264 |
| 60 | Senegal (2008) | 254 |
| 61 | Guinea (2005) | 252 |
| 62 | Eritrea (2004) | 248 |
| 63 | Benin (2008) | 245 |
| 64 | Guinea-Bissau (2008) | 203 |
| 65 | Somalia (2005) | 183 |
| 66 | Madagascar (2004) | 172 |
| 67 | Maldives (2004) | 168 |
| 68 | Bhutan (2007) | 167 |
| 69 | Burundi (2004) | 147 |
| 70 | Lesotho (2003) | 146 |
| 71 | Liberia (2008) | 115 |
| 72 | Mauritania (2004) | 106 |
| 73 | Gambia (2008) | 97 |
| 74 | Equatorial Guinea (2004) | 84 |
| 75 | Djibouti (2005) | 84 |
| 76 | Cape Verde (2004) | 78 |
| 77 | Swaziland (2004) | 77 |
| 78 | Comoros (2004) | 63 |
| 79 | Seychelles (2004) | 59 |
| 80 | Sierra Leone (2008) | 51 |
| 81 | Sao Tome and Principe (2004) | 51 |
| 82 | Central African Republic (2004) | 48 |
| 83 | Timor-Leste (2004) | 36 |
| 84 | St. Kitts and Nevis (2000) | 17 |
|
|