Surface area is a country's total area, including areas under inland bodies of water and some coastal waterways.
| 1970 | 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Papua Nova Guiné | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 | 462.840 |
| Ilhas Salomão | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 | 28.900 |
| Timor Leste | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 | 14.870 |
| Haiti | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 | 27.750 |
| Iêmen | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 | 527.970 |
| Afeganistão | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 | 652.860 |
| Burundi | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 | 27.830 |
| Comores | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 | 1.861 |
| Costa do Marfim | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 | 322.460 |
| República Centro Africana | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 | 622.980 |
| Chade | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 | 1.284.000 |
| República Democrática do Congo | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 | 2.344.860 |
| Guiné | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 | 245.860 |
| Guiné-Bissau | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 | 36.130 |
| Libéria | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 | 111.370 |
| São Tomé e Príncipe | 960 | 960 | 960 | 960 | 960 | 960 | 960 | 960 | 960 | 960 | 960 | 960 | 960 | 960 | 960 | 960 | 960 |
| Serra Leoa | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 | 72.300 |
| Somália | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 | 637.660 |
| Togo | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 | 56.790 |
| Sudão | 646.883 | 646.883 | 646.883 | 646.883 | 646.883 | 646.883 | 646.883 | 646.883 | 646.883 | 646.883 | 646.883 |