| 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 | 23.69 | 54.18 |
| 2021 | 26.16 | 57.65 |
| 2022 | 27.56 | 60.90 |
| 2023 | 29.09 | 64.44 |
| 2024 | 30.79 | 68.18 |
| 2025 | 32.64 | 72.12 |
| 2026 | 34.67 | 76.37 |
| 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 | 0.34 | 2.23 | - | - | 0.0246 | - | 71/99 | - |
| 1961 | 0.36 | 2.28 | - | - | 0.0250 | - | 71/100 | - |
| 1962 | 0.39 | 2.41 | - | - | 0.0252 | - | 73/103 | - |
| 1963 | 0.41 | 2.49 | - | - | 0.0246 | - | 73/103 | - |
| 1964 | 0.46 | 2.63 | - | - | 0.0252 | - | 73/103 | - |
| 1965 | 0.51 | 2.87 | - | - | 0.0257 | - | 79/112 | - |
| 1966 | 0.55 | 3.02 | - | - | 0.0255 | - | 80/114 | - |
| 1967 | 0.60 | 3.20 | - | - | 0.0262 | - | 81/117 | - |
| 1968 | 0.65 | 3.41 | - | - | 0.0262 | - | 80/119 | - |
| 1969 | 0.67 | 3.43 | - | - | 0.0245 | - | 81/119 | - |
| 1970 | 0.72 | 3.56 | - | - | 0.0241 | - | 78/125 | - |
| 1971 | 0.73 | 3.70 | - | - | 0.0221 | - | 80/127 | - |
| 1972 | 0.80 | 3.91 | - | - | 0.0210 | - | 81/127 | - |
| 1973 | 0.91 | 4.22 | - | - | 0.0196 | - | 84/127 | - |
| 1974 | 1.03 | 4.17 | - | - | 0.0193 | - | 87/128 | - |
| 1975 | 1.12 | 4.26 | - | - | 0.0188 | - | 88/130 | - |
| 1976 | 1.35 | 4.71 | - | - | 0.0208 | - | 88/131 | - |
| 1977 | 1.67 | 5.19 | - | - | 0.0228 | - | 86/134 | - |
| 1978 | 3.10 | 5.50 | - | - | 0.0359 | - | 74/133 | - |
| 1979 | 3.54 | 5.81 | - | - | 0.0353 | - | 74/134 | - |
| 1980 | 3.97 | 5.85 | - | - | 0.0351 | - | 81/145 | - |
| 1981 | 4.04 | 5.78 | - | - | 0.0345 | - | 81/148 | - |
| 1982 | 4.27 | 5.66 | - | - | 0.0369 | - | 78/149 | - |
| 1983 | 4.48 | 5.71 | - | - | 0.0379 | - | 78/150 | - |
| 1984 | 4.92 | 6.07 | - | - | 0.0402 | - | 74/151 | - |
| 1985 | 5.28 | 6.41 | - | - | 0.0410 | - | 73/153 | - |
| 1986 | 5.68 | 6.75 | - | - | 0.0373 | - | 75/155 | - |
| 1987 | 6.19 | 7.20 | - | - | 0.0358 | - | 77/159 | - |
| 1988 | 5.90 | 7.33 | - | - | 0.0305 | - | 80/162 | - |
| 1989 | 5.43 | 7.53 | - | - | 0.0269 | - | 79/162 | - |
| 1990 | 4.92 | 7.74 | 10.17 | 19.77 | 0.0216 | 0.0347 | 94/176 | 102/161 |
| 1991 | 4.65 | 7.48 | 10.16 | 19.12 | 0.0194 | 0.0329 | 94/171 | 104/163 |
| 1992 | 4.94 | 7.93 | 11.03 | 20.28 | 0.0194 | 0.0341 | 94/175 | 104/166 |
| 1993 | 4.93 | 8.45 | 12.02 | 21.59 | 0.0191 | 0.0357 | 97/178 | 103/167 |
| 1994 | 4.64 | 8.47 | 12.30 | 21.64 | 0.0167 | 0.0346 | 98/182 | 103/169 |
| 1995 | 5.35 | 8.99 | 13.34 | 22.98 | 0.0173 | 0.0356 | 105/191 | 108/179 |
| 1996 | 5.22 | 9.16 | 13.84 | 23.41 | 0.0165 | 0.0348 | 109/191 | 109/179 |
| 1997 | 5.74 | 9.58 | 14.72 | 24.48 | 0.0182 | 0.0350 | 109/191 | 108/181 |
| 1998 | 6.37 | 9.92 | 15.42 | 25.36 | 0.0203 | 0.0355 | 105/193 | 107/181 |
| 1999 | 6.41 | 9.85 | 15.53 | 25.18 | 0.0197 | 0.0341 | 107/195 | 112/182 |
| 2000 | 7.19 | 10.57 | 17.04 | 27.01 | 0.0214 | 0.0348 | 103/200 | 111/189 |
| 2001 | 7.65 | 10.86 | 17.88 | 27.75 | 0.0229 | 0.0348 | 103/200 | 110/190 |
| 2002 | 7.86 | 11.27 | 18.85 | 28.79 | 0.0226 | 0.0350 | 102/205 | 111/191 |
| 2003 | 8.23 | 11.78 | 20.07 | 30.10 | 0.0211 | 0.0353 | 107/205 | 111/191 |
| 2004 | 8.87 | 12.51 | 21.90 | 31.98 | 0.0202 | 0.0357 | 109/205 | 111/192 |
| 2005 | 9.76 | 13.27 | 23.95 | 33.91 | 0.0205 | 0.0362 | 111/205 | 111/192 |
| 2006 | 10.92 | 14.14 | 26.29 | 36.14 | 0.0212 | 0.0363 | 112/206 | 111/193 |
| 2007 | 12.36 | 15.01 | 28.67 | 38.37 | 0.0213 | 0.0366 | 114/206 | 113/193 |
| 2008 | 13.88 | 15.65 | 30.46 | 40.00 | 0.0218 | 0.0367 | 115/205 | 113/194 |
| 2009 | 14.59 | 15.27 | 29.95 | 39.02 | 0.0241 | 0.0357 | 111/205 | 113/195 |
| 2010 | 15.84 | 15.84 | 31.43 | 40.48 | 0.0239 | 0.0352 | 113/206 | 111/195 |
| 2011 | 17.71 | 16.45 | 33.31 | 42.03 | 0.0241 | 0.0350 | 116/208 | 112/196 |
| 2012 | 18.53 | 17.13 | 34.84 | 43.77 | 0.0246 | 0.0348 | 113/207 | 112/194 |
| 2013 | 18.50 | 17.60 | 36.45 | 44.99 | 0.0239 | 0.0347 | 114/208 | 111/196 |
| 2014 | 19.76 | 18.14 | 39.88 | 46.37 | 0.0249 | 0.0366 | 113/208 | 108/195 |
| 2015 | 20.98 | 18.84 | 43.96 | 48.15 | 0.0279 | 0.0395 | 108/207 | 106/195 |
| 2016 | 21.72 | 19.57 | 47.72 | 50.02 | 0.0284 | 0.0412 | 106/206 | 106/194 |
| 2017 | 23.14 | 20.52 | 52.44 | 52.44 | 0.0285 | 0.0430 | 107/206 | 105/194 |
| 2018 | 24.07 | 21.31 | 55.77 | 54.46 | 0.0279 | 0.0431 | 109/206 | 105/193 |
| 2019 | 25.09 | 21.87 | 58.27 | 55.91 | 0.0286 | 0.0431 | 105/199 | 106/192 |
| 2020 | 23.83 | 19.91 | 53.69 | 50.89 | 0.0281 | 0.0405 | 98/176 | 102/177 |