Scientific and technical journal articles refer to the number of scientific and engineering articles published in the following fields: physics, biology, chemistry, mathematics, clinical medicine, biomedical research, engineering and technology, and earth and space sciences.
| 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Afghanistan | 4 | 9 | 28 | 42 | 35 | 27 | 35 | 21 | 60 | 72 | 90 | 139 | 146 | 177 | 169 |
| Burundi | 2 | 4 | 12 | 10 | 11 | 14 | 13 | 13 | 12 | 13 | 20 | 30 | 35 | 27 | 28 |
| Central African Republic | 6 | 8 | 14 | 15 | 11 | 13 | 17 | 13 | 27 | 18 | 22 | 17 | 20 | 15 | 20 |
| Chad | 3 | 9 | 4 | 7 | 5 | 5 | 9 | 9 | 11 | 15 | 17 | 14 | 14 | 25 | 29 |
| Comoros | 1 | 2 | 2 | 4 | 1 | 9 | 2 | 2 | 5 | 4 | 3 | 4 | 4 | 5 | 4 |
| Cote d'Ivoire | 76 | 102 | 155 | 180 | 186 | 158 | 181 | 177 | 174 | 206 | 248 | 241 | 249 | 334 | 298 |
| Congo, Dem. Rep. | 15 | 23 | 53 | 46 | 70 | 68 | 86 | 99 | 97 | 123 | 142 | 139 | 176 | 213 | 238 |
| Papua New Guinea | 64 | 37 | 50 | 42 | 61 | 53 | 63 | 59 | 60 | 62 | 61 | 71 | 60 | 84 | 83 |
| Solomon Islands | 5 | 3 | 9 | 7 | 4 | 4 | 8 | 14 | 15 | 11 | 15 | 13 | 16 | 14 | 11 |
| Timor-Leste | 0 | 2 | 1 | 3 | 6 | 6 | 12 | 9 | 9 | 15 | 16 | 14 | 12 | 17 | 14 |
| Haiti | 5 | 8 | 15 | 18 | 17 | 29 | 37 | 34 | 33 | 42 | 32 | 35 | 42 | 40 | 38 |
| Yemen, Rep. | 23 | 49 | 104 | 102 | 105 | 117 | 138 | 106 | 115 | 124 | 141 | 210 | 273 | 433 | 415 |
| Guinea | 3 | 7 | 12 | 11 | 12 | 11 | 20 | 28 | 39 | 37 | 28 | 34 | 41 | 48 | 47 |
| Guinea-Bissau | 1 | 9 | 6 | 10 | 13 | 12 | 18 | 10 | 11 | 17 | 16 | 14 | 17 | 14 | 15 |
| Liberia | 1 | 1 | 4 | 9 | 7 | 3 | 9 | 11 | 17 | 21 | 25 | 22 | 11 | 26 | 26 |
| Sao Tome and Principe | 0 | 0 | 2 | 0 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 4 |
| Sierra Leone | 5 | 4 | 12 | 11 | 15 | 15 | 20 | 33 | 47 | 42 | 41 | 52 | 64 | 79 | 87 |
| Somalia | 0 | 0 | 3 | 3 | 1 | 6 | 5 | 5 | 4 | 11 | 10 | 19 | 33 | 54 | 106 |
| South Sudan | 0 | 0 | 0 | 2 | 2 | 9 | 6 | 6 | 2 | 6 | 10 | 9 | 15 | 13 | 16 |
| Togo | 31 | 25 | 49 | 49 | 44 | 57 | 75 | 70 | 67 | 66 | 85 | 91 | 90 | 107 | 135 |