| Source | World Bank : Nominal (current), Nominal (constant), PPP (current), PPP (constant) |
| IMF World Economic Outlook (April-2021) | |
| Date | 02 Sep 2021 |
| Year | GDP (billions of $/Int. $) | |
|---|---|---|
| Nominal | PPP | |
| 2020 | 24.61 | 54.62 |
| 2021 | 26.28 | 57.95 |
| 2022 | 27.47 | 60.95 |
| 2023 | 28.58 | 63.91 |
| 2024 | 29.63 | 66.77 |
| 2025 | 30.60 | 69.49 |
| 2026 | 31.56 | 72.24 |
| Year | GDP Nominal (billions of $) | GDP PPP (billions Int. $) | Share (%) to World | Rank/Total | ||||
|---|---|---|---|---|---|---|---|---|
| Current | Constant (2010) | Current | Constant (2017) | Nominal | PPP | Nominal | PPP | |
| 1960 | - | - | - | - | - | - | - | - |
| 1961 | - | - | - | - | - | - | - | - |
| 1962 | - | - | - | - | - | - | - | - |
| 1963 | - | - | - | - | - | - | - | - |
| 1964 | - | - | - | - | - | - | - | - |
| 1965 | 0.88 | 7.55 | - | - | 0.0443 | - | 66/112 | - |
| 1966 | 0.93 | 8.09 | - | - | 0.0432 | - | 66/114 | - |
| 1967 | 0.98 | 8.53 | - | - | 0.0427 | - | 67/117 | - |
| 1968 | 1.01 | 8.80 | - | - | 0.0408 | - | 74/119 | - |
| 1969 | 1.05 | 9.11 | - | - | 0.0384 | - | 73/119 | - |
| 1970 | 1.13 | 9.38 | - | - | 0.0378 | - | 71/125 | - |
| 1971 | 1.19 | 9.74 | - | - | 0.0361 | - | 73/127 | - |
| 1972 | 1.26 | 10.34 | - | - | 0.0331 | - | 73/127 | - |
| 1973 | 1.44 | 10.84 | - | - | 0.0310 | - | 74/127 | - |
| 1974 | 1.67 | 11.42 | - | - | 0.0312 | - | 77/128 | - |
| 1975 | 1.88 | 11.75 | - | - | 0.0316 | - | 80/130 | - |
| 1976 | 2.33 | 12.35 | - | - | 0.0360 | - | 79/131 | - |
| 1977 | 2.94 | 13.19 | - | - | 0.0401 | - | 73/134 | - |
| 1978 | 3.13 | 13.89 | - | - | 0.0363 | - | 73/133 | - |
| 1979 | 3.46 | 13.31 | - | - | 0.0345 | - | 75/134 | - |
| 1980 | 3.57 | 11.74 | - | - | 0.0316 | - | 85/145 | - |
| 1981 | 3.44 | 10.51 | - | - | 0.0294 | - | 87/148 | - |
| 1982 | 3.40 | 9.85 | - | - | 0.0294 | - | 85/149 | - |
| 1983 | 3.51 | 10.00 | - | - | 0.0297 | - | 84/150 | - |
| 1984 | 3.66 | 10.14 | - | - | 0.0299 | - | 82/151 | - |
| 1985 | 3.80 | 10.20 | - | - | 0.0295 | - | 82/153 | - |
| 1986 | 3.77 | 10.22 | - | - | 0.0248 | - | 84/155 | - |
| 1987 | 3.96 | 10.47 | - | - | 0.0229 | - | 86/159 | - |
| 1988 | 4.19 | 10.67 | - | - | 0.0216 | - | 89/162 | - |
| 1989 | 4.37 | 10.77 | - | - | 0.0216 | - | 88/162 | - |
| 1990 | 4.82 | 11.29 | 15.37 | 27.75 | 0.0212 | 0.0525 | 96/176 | 86/161 |
| 1991 | 5.25 | 11.46 | 16.12 | 28.16 | 0.0219 | 0.0522 | 90/171 | 89/163 |
| 1992 | 5.81 | 12.27 | 17.65 | 30.14 | 0.0228 | 0.0546 | 89/175 | 89/166 |
| 1993 | 6.68 | 12.98 | 19.12 | 31.89 | 0.0258 | 0.0567 | 84/178 | 90/167 |
| 1994 | 7.68 | 13.59 | 20.44 | 33.39 | 0.0277 | 0.0575 | 81/182 | 88/169 |
| 1995 | 8.92 | 14.23 | 21.86 | 34.97 | 0.0289 | 0.0583 | 88/191 | 92/179 |
| 1996 | 9.59 | 14.35 | 22.44 | 35.25 | 0.0304 | 0.0565 | 87/191 | 93/179 |
| 1997 | 10.22 | 14.80 | 23.54 | 36.36 | 0.0325 | 0.0560 | 86/191 | 93/181 |
| 1998 | 10.94 | 15.19 | 24.44 | 37.32 | 0.0348 | 0.0562 | 87/193 | 94/181 |
| 1999 | 11.28 | 15.52 | 25.33 | 38.13 | 0.0346 | 0.0556 | 86/195 | 96/182 |
| 2000 | 11.78 | 15.70 | 26.19 | 38.56 | 0.0350 | 0.0534 | 86/200 | 98/189 |
| 2001 | 12.28 | 15.83 | 27.00 | 38.90 | 0.0367 | 0.0526 | 85/200 | 98/190 |
| 2002 | 12.66 | 16.08 | 27.86 | 39.51 | 0.0365 | 0.0518 | 87/205 | 97/191 |
| 2003 | 13.24 | 16.33 | 28.82 | 40.13 | 0.0340 | 0.0507 | 89/205 | 97/191 |
| 2004 | 13.72 | 16.48 | 29.86 | 40.49 | 0.0313 | 0.0486 | 92/205 | 98/192 |
| 2005 | 14.70 | 16.93 | 31.62 | 41.58 | 0.0309 | 0.0478 | 95/205 | 99/192 |
| 2006 | 16.00 | 17.66 | 33.99 | 43.39 | 0.0311 | 0.0469 | 99/206 | 101/193 |
| 2007 | 17.01 | 17.99 | 35.56 | 44.20 | 0.0293 | 0.0453 | 104/206 | 103/193 |
| 2008 | 17.99 | 18.45 | 37.18 | 45.33 | 0.0282 | 0.0448 | 107/205 | 103/194 |
| 2009 | 17.60 | 18.07 | 36.68 | 44.39 | 0.0291 | 0.0437 | 106/205 | 105/195 |
| 2010 | 18.45 | 18.45 | 37.89 | 45.32 | 0.0279 | 0.0424 | 107/206 | 105/195 |
| 2011 | 20.28 | 19.15 | 40.16 | 47.05 | 0.0276 | 0.0422 | 109/208 | 106/196 |
| 2012 | 21.39 | 19.69 | 40.80 | 48.37 | 0.0285 | 0.0407 | 109/207 | 105/194 |
| 2013 | 21.99 | 20.13 | 43.09 | 49.45 | 0.0284 | 0.0410 | 108/208 | 105/196 |
| 2014 | 22.59 | 20.48 | 45.53 | 50.30 | 0.0284 | 0.0418 | 109/208 | 104/195 |
| 2015 | 23.44 | 20.97 | 48.06 | 51.51 | 0.0312 | 0.0431 | 104/207 | 104/195 |
| 2016 | 24.19 | 21.50 | 51.09 | 52.82 | 0.0317 | 0.0441 | 104/206 | 104/194 |
| 2017 | 24.98 | 21.98 | 54.01 | 54.01 | 0.0307 | 0.0443 | 105/206 | 104/194 |
| 2018 | 26.02 | 22.51 | 56.64 | 55.31 | 0.0301 | 0.0438 | 105/206 | 104/193 |
| 2019 | 26.90 | 23.11 | 59.17 | 56.77 | 0.0307 | 0.0437 | 104/199 | 104/192 |
| 2020 | 24.64 | 21.27 | 55.13 | 52.26 | 0.0291 | 0.0416 | 97/176 | 101/177 |