| 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 | 23.58 | 33.66 |
| 2021 | 24.54 | 35.46 |
| 2022 | 24.92 | 37.80 |
| 2023 | 25.37 | 39.61 |
| 2024 | 26.55 | 41.48 |
| 2025 | 27.76 | 43.49 |
| 2026 | 30.11 | 45.55 |
| 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 | 0.23 | 2.28 | - | - | 0.0166 | - | 77/99 | - |
| 1961 | 0.24 | 2.43 | - | - | 0.0167 | - | 77/100 | - |
| 1962 | 0.26 | 2.58 | - | - | 0.0168 | - | 80/103 | - |
| 1963 | 0.28 | 2.68 | - | - | 0.0168 | - | 80/103 | - |
| 1964 | 0.31 | 2.91 | - | - | 0.0170 | - | 80/103 | - |
| 1965 | 0.34 | 3.21 | - | - | 0.0171 | - | 85/112 | - |
| 1966 | 0.39 | 3.40 | - | - | 0.0181 | - | 84/114 | - |
| 1967 | 0.44 | 3.54 | - | - | 0.0192 | - | 85/117 | - |
| 1968 | 0.49 | 3.69 | - | - | 0.0198 | - | 84/119 | - |
| 1969 | 0.55 | 4.00 | - | - | 0.0201 | - | 84/119 | - |
| 1970 | 0.65 | 4.43 | - | - | 0.0218 | - | 81/125 | - |
| 1971 | 0.72 | 4.71 | - | - | 0.0218 | - | 81/127 | - |
| 1972 | 0.86 | 4.98 | - | - | 0.0226 | - | 79/127 | - |
| 1973 | 1.30 | 5.30 | - | - | 0.0280 | - | 76/127 | - |
| 1974 | 1.47 | 5.44 | - | - | 0.0275 | - | 82/128 | - |
| 1975 | 1.36 | 5.39 | - | - | 0.0228 | - | 86/130 | - |
| 1976 | 1.51 | 5.21 | - | - | 0.0233 | - | 85/131 | - |
| 1977 | 1.64 | 5.25 | - | - | 0.0224 | - | 87/134 | - |
| 1978 | 1.95 | 5.70 | - | - | 0.0226 | - | 86/133 | - |
| 1979 | 2.29 | 5.81 | - | - | 0.0228 | - | 85/134 | - |
| 1980 | 2.55 | 5.67 | - | - | 0.0226 | - | 89/145 | - |
| 1981 | 2.50 | 5.66 | - | - | 0.0214 | - | 90/148 | - |
| 1982 | 2.37 | 5.68 | - | - | 0.0205 | - | 92/149 | - |
| 1983 | 2.56 | 5.86 | - | - | 0.0217 | - | 91/150 | - |
| 1984 | 2.55 | 5.84 | - | - | 0.0208 | - | 91/151 | - |
| 1985 | 2.42 | 6.07 | - | - | 0.0188 | - | 92/153 | - |
| 1986 | 2.65 | 6.36 | - | - | 0.0174 | - | 93/155 | - |
| 1987 | 3.14 | 6.54 | - | - | 0.0181 | - | 93/159 | - |
| 1988 | 3.66 | 6.73 | - | - | 0.0189 | - | 94/162 | - |
| 1989 | 3.55 | 6.63 | - | - | 0.0176 | - | 95/162 | - |
| 1990 | 3.22 | 6.43 | 6.64 | 11.24 | 0.0141 | 0.0227 | 110/176 | 113/161 |
| 1991 | 3.79 | 7.04 | 7.52 | 12.31 | 0.0158 | 0.0243 | 100/171 | 113/163 |
| 1992 | 4.38 | 8.02 | 8.76 | 14.02 | 0.0172 | 0.0271 | 98/175 | 111/166 |
| 1993 | 4.97 | 9.48 | 10.60 | 16.57 | 0.0192 | 0.0314 | 96/178 | 105/167 |
| 1994 | 5.50 | 10.04 | 11.47 | 17.55 | 0.0198 | 0.0323 | 93/182 | 104/169 |
| 1995 | 4.64 | 9.71 | 11.32 | 16.97 | 0.0150 | 0.0302 | 112/191 | 111/179 |
| 1996 | 5.16 | 10.46 | 12.42 | 18.28 | 0.0163 | 0.0312 | 110/191 | 111/179 |
| 1997 | 4.94 | 10.05 | 12.14 | 17.57 | 0.0157 | 0.0289 | 114/191 | 114/181 |
| 1998 | 3.79 | 9.67 | 11.82 | 16.91 | 0.0121 | 0.0272 | 125/193 | 116/181 |
| 1999 | 3.48 | 9.85 | 12.21 | 17.22 | 0.0107 | 0.0268 | 131/195 | 117/182 |
| 2000 | 3.52 | 9.61 | 12.17 | 16.79 | 0.0105 | 0.0248 | 130/200 | 123/189 |
| 2001 | 3.08 | 9.60 | 12.42 | 16.77 | 0.00921 | 0.0242 | 137/200 | 124/190 |
| 2002 | 3.00 | 9.58 | 12.60 | 16.74 | 0.00864 | 0.0234 | 143/205 | 127/191 |
| 2003 | 3.54 | 9.79 | 13.11 | 17.11 | 0.00909 | 0.0231 | 140/205 | 128/191 |
| 2004 | 3.93 | 10.05 | 13.83 | 17.57 | 0.00896 | 0.0225 | 142/205 | 130/192 |
| 2005 | 4.87 | 10.69 | 15.17 | 18.69 | 0.0102 | 0.0229 | 142/205 | 131/192 |
| 2006 | 8.36 | 11.27 | 16.47 | 19.70 | 0.0162 | 0.0227 | 123/206 | 131/193 |
| 2007 | 9.55 | 12.15 | 18.24 | 21.24 | 0.0164 | 0.0233 | 125/206 | 130/193 |
| 2008 | 11.67 | 12.12 | 18.53 | 21.17 | 0.0183 | 0.0223 | 121/205 | 132/194 |
| 2009 | 11.62 | 12.94 | 19.95 | 22.61 | 0.0192 | 0.0238 | 120/205 | 132/195 |
| 2010 | 14.25 | 14.25 | 22.22 | 24.90 | 0.0215 | 0.0249 | 116/206 | 130/195 |
| 2011 | 17.98 | 14.41 | 22.94 | 25.18 | 0.0245 | 0.0241 | 113/208 | 133/196 |
| 2012 | 21.30 | 15.08 | 24.47 | 26.35 | 0.0283 | 0.0244 | 110/207 | 130/194 |
| 2013 | 21.26 | 15.66 | 25.85 | 27.36 | 0.0275 | 0.0246 | 110/208 | 131/196 |
| 2014 | 23.21 | 17.78 | 29.89 | 31.07 | 0.0292 | 0.0274 | 106/208 | 123/195 |
| 2015 | 21.72 | 18.95 | 32.16 | 33.11 | 0.0289 | 0.0289 | 106/207 | 120/195 |
| 2016 | 20.76 | 19.99 | 34.28 | 34.93 | 0.0272 | 0.0296 | 110/206 | 120/194 |
| 2017 | 22.74 | 20.69 | 36.16 | 36.16 | 0.0280 | 0.0296 | 108/206 | 120/194 |
| 2018 | 24.11 | 20.64 | 36.93 | 36.06 | 0.0279 | 0.0285 | 108/206 | 123/193 |
| 2019 | 24.83 | 21.84 | 39.79 | 38.17 | 0.0283 | 0.0294 | 108/199 | 121/192 |
| 2020 | 23.59 | 21.00 | 38.71 | 36.69 | 0.0278 | 0.0292 | 100/176 | 115/177 |