| 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 | 17.64 | 47.20 |
| 2021 | 19.91 | 49.99 |
| 2022 | 21.82 | 54.19 |
| 2023 | 23.43 | 58.18 |
| 2024 | 25.13 | 62.37 |
| 2025 | 26.65 | 66.78 |
| 2026 | 28.83 | 71.43 |
| 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 | - | - | - | - | - | - | - | - |
| 1966 | - | - | - | - | - | - | - | - |
| 1967 | 0.28 | 1.95 | - | - | 0.0122 | - | 91/117 | - |
| 1968 | 0.34 | 2.02 | - | - | 0.0137 | - | 90/119 | - |
| 1969 | 0.34 | 2.02 | - | - | 0.0124 | - | 91/119 | - |
| 1970 | 0.36 | 2.15 | - | - | 0.0121 | - | 89/125 | - |
| 1971 | 0.40 | 2.20 | - | - | 0.0121 | - | 91/127 | - |
| 1972 | 0.49 | 2.33 | - | - | 0.0129 | - | 91/127 | - |
| 1973 | 0.56 | 2.30 | - | - | 0.0121 | - | 92/127 | - |
| 1974 | 0.54 | 2.26 | - | - | 0.0101 | - | 104/128 | - |
| 1975 | 0.83 | 2.52 | - | - | 0.0139 | - | 92/130 | - |
| 1976 | 0.94 | 2.87 | - | - | 0.0145 | - | 91/131 | - |
| 1977 | 1.05 | 3.05 | - | - | 0.0143 | - | 91/134 | - |
| 1978 | 1.22 | 3.01 | - | - | 0.0141 | - | 91/133 | - |
| 1979 | 1.60 | 3.32 | - | - | 0.0160 | - | 90/134 | - |
| 1980 | 1.76 | 3.17 | - | - | 0.0156 | - | 96/145 | - |
| 1981 | 1.54 | 3.22 | - | - | 0.0132 | - | 99/148 | - |
| 1982 | 1.33 | 2.98 | - | - | 0.0115 | - | 102/149 | - |
| 1983 | 1.30 | 3.04 | - | - | 0.0110 | - | 103/150 | - |
| 1984 | 1.23 | 3.03 | - | - | 0.0100 | - | 108/151 | - |
| 1985 | 1.39 | 3.64 | - | - | 0.0108 | - | 107/153 | - |
| 1986 | 1.85 | 3.74 | - | - | 0.0122 | - | 103/155 | - |
| 1987 | 2.09 | 3.74 | - | - | 0.0121 | - | 106/159 | - |
| 1988 | 2.17 | 4.01 | - | - | 0.0112 | - | 113/162 | - |
| 1989 | 2.18 | 4.18 | - | - | 0.0108 | - | 114/162 | - |
| 1990 | 2.68 | 4.08 | 6.80 | 11.96 | 0.0118 | 0.0232 | 119/176 | 112/161 |
| 1991 | 2.72 | 4.56 | 7.85 | 13.36 | 0.0114 | 0.0254 | 117/171 | 112/163 |
| 1992 | 2.83 | 4.41 | 7.77 | 12.93 | 0.0111 | 0.0240 | 116/175 | 114/166 |
| 1993 | 2.82 | 4.55 | 8.21 | 13.34 | 0.0109 | 0.0244 | 116/178 | 114/167 |
| 1994 | 2.08 | 4.72 | 8.70 | 13.84 | 0.00749 | 0.0245 | 127/182 | 111/169 |
| 1995 | 2.71 | 4.76 | 8.96 | 13.97 | 0.00877 | 0.0239 | 131/191 | 119/179 |
| 1996 | 2.78 | 5.10 | 9.77 | 14.96 | 0.00881 | 0.0246 | 135/191 | 118/179 |
| 1997 | 2.70 | 5.35 | 10.42 | 15.68 | 0.00858 | 0.0248 | 135/191 | 120/181 |
| 1998 | 2.92 | 5.75 | 11.34 | 16.87 | 0.00930 | 0.0261 | 136/193 | 119/181 |
| 1999 | 3.44 | 6.08 | 12.16 | 17.83 | 0.0106 | 0.0267 | 133/195 | 119/182 |
| 2000 | 2.96 | 6.08 | 12.42 | 17.82 | 0.00880 | 0.0253 | 140/200 | 122/189 |
| 2001 | 3.47 | 7.01 | 14.64 | 20.56 | 0.0104 | 0.0285 | 134/200 | 118/190 |
| 2002 | 3.91 | 7.23 | 15.34 | 21.20 | 0.0113 | 0.0285 | 133/205 | 120/191 |
| 2003 | 4.71 | 7.89 | 17.05 | 23.13 | 0.0121 | 0.0300 | 132/205 | 119/191 |
| 2004 | 5.45 | 8.01 | 17.78 | 23.49 | 0.0124 | 0.0289 | 130/205 | 121/192 |
| 2005 | 6.25 | 8.53 | 19.53 | 25.02 | 0.0131 | 0.0295 | 134/205 | 121/192 |
| 2006 | 6.91 | 8.93 | 21.06 | 26.19 | 0.0134 | 0.0291 | 133/206 | 120/193 |
| 2007 | 8.16 | 9.24 | 22.38 | 27.11 | 0.0141 | 0.0285 | 135/206 | 120/193 |
| 2008 | 9.84 | 9.68 | 23.90 | 28.40 | 0.0154 | 0.0288 | 133/205 | 122/194 |
| 2009 | 10.23 | 10.15 | 25.24 | 29.77 | 0.0169 | 0.0301 | 126/205 | 120/195 |
| 2010 | 10.69 | 10.69 | 26.90 | 31.35 | 0.0162 | 0.0301 | 129/206 | 119/195 |
| 2011 | 13.00 | 11.03 | 28.34 | 32.35 | 0.0177 | 0.0298 | 126/208 | 119/196 |
| 2012 | 12.44 | 10.94 | 28.19 | 32.08 | 0.0165 | 0.0282 | 128/207 | 121/194 |
| 2013 | 13.24 | 11.19 | 29.82 | 32.82 | 0.0171 | 0.0284 | 129/208 | 121/196 |
| 2014 | 14.36 | 11.98 | 32.43 | 35.15 | 0.0181 | 0.0297 | 125/208 | 119/195 |
| 2015 | 13.10 | 12.72 | 35.45 | 37.31 | 0.0174 | 0.0318 | 125/207 | 114/195 |
| 2016 | 14.03 | 13.47 | 39.33 | 39.50 | 0.0184 | 0.0340 | 121/206 | 113/194 |
| 2017 | 15.37 | 14.18 | 41.59 | 41.59 | 0.0189 | 0.0341 | 120/206 | 112/194 |
| 2018 | 17.07 | 14.86 | 44.61 | 43.57 | 0.0198 | 0.0345 | 119/206 | 112/193 |
| 2019 | 17.28 | 15.56 | 47.57 | 45.64 | 0.0197 | 0.0352 | 117/199 | 111/192 |
| 2020 | 17.39 | 15.31 | 47.36 | 44.89 | 0.0205 | 0.0357 | 107/176 | 106/177 |