| 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 | 21.72 | 20.38 |
| 2021 | 24.16 | 21.52 |
| 2022 | 25.16 | 22.79 |
| 2023 | 25.82 | 23.86 |
| 2024 | 27.01 | 24.95 |
| 2025 | 28.43 | 26.04 |
| 2026 | 29.96 | 27.14 |
| 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 | 0.25 | - | - | - | 0.0181 | - | 76/99 | - |
| 1961 | 0.25 | - | - | - | 0.0174 | - | 76/100 | - |
| 1962 | 0.28 | - | - | - | 0.0181 | - | 77/103 | - |
| 1963 | 0.34 | - | - | - | 0.0204 | - | 77/103 | - |
| 1964 | 0.43 | - | - | - | 0.0236 | - | 74/103 | - |
| 1965 | 0.52 | - | - | - | 0.0262 | - | 78/112 | - |
| 1966 | 0.63 | - | - | - | 0.0292 | - | 78/114 | - |
| 1967 | 0.62 | - | - | - | 0.0270 | - | 80/117 | - |
| 1968 | 0.47 | - | - | - | 0.0190 | - | 85/119 | - |
| 1969 | 0.41 | - | - | - | 0.0150 | - | 88/119 | - |
| 1970 | 0.53 | - | - | - | 0.0177 | - | 85/125 | - |
| 1971 | 0.67 | - | - | - | 0.0203 | - | 84/127 | - |
| 1972 | 0.84 | - | - | - | 0.0221 | - | 80/127 | - |
| 1973 | 1.15 | - | - | - | 0.0248 | - | 78/127 | - |
| 1974 | 1.52 | - | - | - | 0.0284 | - | 81/128 | - |
| 1975 | 1.41 | - | - | - | 0.0237 | - | 84/130 | - |
| 1976 | 1.67 | - | - | - | 0.0258 | - | 84/131 | - |
| 1977 | 2.21 | - | - | - | 0.0302 | - | 82/134 | - |
| 1978 | 2.51 | - | - | - | 0.0291 | - | 82/133 | - |
| 1979 | 2.85 | - | - | - | 0.0284 | - | 82/134 | - |
| 1980 | 3.38 | - | - | - | 0.0299 | - | 86/145 | - |
| 1981 | 3.49 | - | - | - | 0.0298 | - | 84/148 | - |
| 1982 | 3.21 | - | - | - | 0.0277 | - | 87/149 | - |
| 1983 | 2.77 | - | - | - | 0.0234 | - | 88/150 | - |
| 1984 | 2.86 | - | - | - | 0.0233 | - | 88/151 | - |
| 1985 | 2.98 | - | - | - | 0.0231 | - | 88/153 | - |
| 1986 | 3.99 | - | - | - | 0.0262 | - | 81/155 | - |
| 1987 | 5.52 | - | - | - | 0.0319 | - | 79/159 | - |
| 1988 | 6.11 | - | - | - | 0.0316 | - | 77/162 | - |
| 1989 | 5.67 | - | - | - | 0.0281 | - | 78/162 | - |
| 1990 | 6.47 | - | - | - | 0.0284 | - | 85/176 | - |
| 1991 | 6.91 | - | - | - | 0.0289 | - | 82/171 | - |
| 1992 | 7.08 | - | - | - | 0.0278 | - | 82/175 | - |
| 1993 | 6.22 | - | - | - | 0.0241 | - | 87/178 | - |
| 1994 | 6.39 | - | - | - | 0.0230 | - | 87/182 | - |
| 1995 | 7.12 | 8.20 | 6.39 | 9.00 | 0.0231 | 0.0170 | 92/191 | 133/179 |
| 1996 | 7.43 | 8.58 | 6.65 | 9.42 | 0.0235 | 0.0167 | 94/191 | 134/179 |
| 1997 | 7.57 | 9.07 | 7.28 | 9.96 | 0.0241 | 0.0173 | 97/191 | 135/181 |
| 1998 | 8.50 | 9.74 | 7.87 | 10.69 | 0.0271 | 0.0181 | 93/193 | 135/181 |
| 1999 | 8.98 | 10.13 | 8.20 | 11.12 | 0.0276 | 0.0180 | 91/195 | 136/182 |
| 2000 | 9.03 | 10.64 | 8.38 | 11.68 | 0.0268 | 0.0171 | 94/200 | 137/189 |
| 2001 | 8.23 | 11.07 | 9.09 | 12.15 | 0.0246 | 0.0177 | 100/200 | 138/190 |
| 2002 | 9.32 | 11.13 | 9.38 | 12.22 | 0.0268 | 0.0174 | 97/205 | 140/191 |
| 2003 | 11.43 | 11.37 | 9.46 | 12.48 | 0.0293 | 0.0167 | 93/205 | 140/191 |
| 2004 | 13.83 | 12.25 | 10.39 | 13.45 | 0.0315 | 0.0169 | 91/205 | 142/192 |
| 2005 | 16.85 | 13.00 | 11.07 | 14.27 | 0.0354 | 0.0167 | 90/205 | 143/192 |
| 2006 | 17.47 | 13.83 | 12.04 | 15.18 | 0.0339 | 0.0166 | 96/206 | 143/193 |
| 2007 | 21.65 | 15.00 | 12.90 | 16.46 | 0.0373 | 0.0164 | 95/206 | 143/193 |
| 2008 | 18.07 | 15.33 | 13.88 | 16.82 | 0.0284 | 0.0167 | 106/205 | 143/194 |
| 2009 | 13.15 | 14.15 | 13.34 | 15.53 | 0.0218 | 0.0159 | 112/205 | 146/195 |
| 2010 | 13.75 | 13.75 | 12.66 | 15.09 | 0.0208 | 0.0142 | 117/206 | 148/195 |
| 2011 | 15.22 | 14.00 | 13.06 | 15.37 | 0.0207 | 0.0137 | 119/208 | 148/196 |
| 2012 | 14.75 | 14.15 | 13.47 | 15.54 | 0.0196 | 0.0135 | 122/207 | 147/194 |
| 2013 | 16.13 | 14.80 | 14.38 | 16.24 | 0.0209 | 0.0137 | 122/208 | 147/196 |
| 2014 | 17.87 | 15.05 | 15.06 | 16.52 | 0.0225 | 0.0138 | 118/208 | 146/195 |
| 2015 | 17.52 | 15.72 | 16.28 | 17.25 | 0.0233 | 0.0146 | 114/207 | 146/195 |
| 2016 | 20.79 | 16.71 | 17.94 | 18.34 | 0.0272 | 0.0155 | 109/206 | 144/194 |
| 2017 | 24.73 | 17.41 | 19.11 | 19.11 | 0.0304 | 0.0157 | 106/206 | 145/194 |
| 2018 | 26.22 | 18.23 | 20.54 | 20.01 | 0.0304 | 0.0159 | 104/206 | 145/193 |
| 2019 | 24.84 | 18.70 | 21.66 | 20.52 | 0.0284 | 0.0160 | 107/199 | 144/192 |
| 2020 | 21.71 | 17.45 | 20.23 | 19.16 | 0.0256 | 0.0153 | 101/176 | 139/177 |