| 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 | 12.15 | 36.22 |
| 2021 | 12.28 | 36.96 |
| 2022 | 12.68 | 38.82 |
| 2023 | 12.99 | 40.49 |
| 2024 | 13.29 | 42.09 |
| 2025 | 13.67 | 43.81 |
| 2026 | 14.22 | 45.86 |
| 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 | 0.22 | 2.67 | - | - | 0.0159 | - | 79/99 | - |
| 1961 | 0.24 | 2.87 | - | - | 0.0167 | - | 78/100 | - |
| 1962 | 0.27 | 3.18 | - | - | 0.0175 | - | 79/103 | - |
| 1963 | 0.29 | 3.53 | - | - | 0.0174 | - | 79/103 | - |
| 1964 | 0.34 | 3.94 | - | - | 0.0186 | - | 78/103 | - |
| 1965 | 0.57 | 4.32 | - | - | 0.0287 | - | 77/112 | - |
| 1966 | 0.61 | 4.46 | - | - | 0.0283 | - | 79/114 | - |
| 1967 | 0.66 | 4.77 | - | - | 0.0288 | - | 78/117 | - |
| 1968 | 0.70 | 4.83 | - | - | 0.0283 | - | 79/119 | - |
| 1969 | 0.75 | 5.14 | - | - | 0.0275 | - | 79/119 | - |
| 1970 | 0.78 | 5.20 | - | - | 0.0261 | - | 77/125 | - |
| 1971 | 0.83 | 5.38 | - | - | 0.0251 | - | 79/127 | - |
| 1972 | 0.88 | 5.50 | - | - | 0.0231 | - | 78/127 | - |
| 1973 | 1.09 | 5.85 | - | - | 0.0235 | - | 79/127 | - |
| 1974 | 1.52 | 6.68 | - | - | 0.0284 | - | 80/128 | - |
| 1975 | 1.59 | 6.67 | - | - | 0.0267 | - | 81/130 | - |
| 1976 | 1.85 | 7.02 | - | - | 0.0286 | - | 81/131 | - |
| 1977 | 2.24 | 7.60 | - | - | 0.0306 | - | 81/134 | - |
| 1978 | 2.14 | 7.01 | - | - | 0.0248 | - | 85/133 | - |
| 1979 | 1.53 | 5.15 | - | - | 0.0153 | - | 91/134 | - |
| 1980 | 2.19 | 5.39 | - | - | 0.0194 | - | 92/145 | - |
| 1981 | 2.45 | 5.68 | - | - | 0.0209 | - | 91/148 | - |
| 1982 | 2.47 | 5.63 | - | - | 0.0213 | - | 90/149 | - |
| 1983 | 2.74 | 5.89 | - | - | 0.0232 | - | 89/150 | - |
| 1984 | 3.11 | 5.80 | - | - | 0.0254 | - | 87/151 | - |
| 1985 | 2.68 | 5.56 | - | - | 0.0208 | - | 89/153 | - |
| 1986 | 2.89 | 5.51 | - | - | 0.0190 | - | 90/155 | - |
| 1987 | 3.85 | 5.47 | - | - | 0.0222 | - | 87/159 | - |
| 1988 | 2.63 | 4.79 | - | - | 0.0136 | - | 104/162 | - |
| 1989 | 1.01 | 4.70 | - | - | 0.00500 | - | 130/162 | - |
| 1990 | 1.01 | 4.70 | 8.24 | 14.42 | 0.00444 | 0.0281 | 145/176 | 107/161 |
| 1991 | 1.49 | 4.69 | 8.51 | 14.39 | 0.00623 | 0.0275 | 131/171 | 109/163 |
| 1992 | 1.79 | 4.71 | 8.73 | 14.44 | 0.00704 | 0.0270 | 128/175 | 112/166 |
| 1993 | 1.76 | 4.69 | 8.91 | 14.39 | 0.00681 | 0.0264 | 132/178 | 112/167 |
| 1994 | 3.86 | 4.85 | 9.40 | 14.87 | 0.0139 | 0.0265 | 107/182 | 109/169 |
| 1995 | 4.14 | 5.13 | 10.16 | 15.75 | 0.0134 | 0.0271 | 116/191 | 114/179 |
| 1996 | 4.31 | 5.46 | 11.01 | 16.75 | 0.0137 | 0.0277 | 118/191 | 114/179 |
| 1997 | 4.39 | 5.68 | 11.64 | 17.41 | 0.0140 | 0.0277 | 117/191 | 116/181 |
| 1998 | 4.64 | 5.89 | 12.21 | 18.06 | 0.0148 | 0.0281 | 115/193 | 115/181 |
| 1999 | 4.86 | 6.30 | 13.26 | 19.33 | 0.0149 | 0.0291 | 115/195 | 116/182 |
| 2000 | 5.11 | 6.56 | 14.11 | 20.12 | 0.0152 | 0.0288 | 118/200 | 117/189 |
| 2001 | 5.32 | 6.76 | 14.85 | 20.72 | 0.0159 | 0.0289 | 119/200 | 116/190 |
| 2002 | 5.22 | 6.81 | 15.19 | 20.87 | 0.0150 | 0.0282 | 122/205 | 121/191 |
| 2003 | 5.32 | 6.98 | 15.87 | 21.40 | 0.0137 | 0.0279 | 126/205 | 122/191 |
| 2004 | 5.80 | 7.35 | 17.16 | 22.53 | 0.0132 | 0.0279 | 128/205 | 123/192 |
| 2005 | 6.32 | 7.66 | 18.45 | 23.50 | 0.0133 | 0.0279 | 131/205 | 123/192 |
| 2006 | 6.76 | 7.98 | 19.80 | 24.47 | 0.0131 | 0.0273 | 136/206 | 123/193 |
| 2007 | 7.42 | 8.39 | 21.36 | 25.72 | 0.0128 | 0.0272 | 139/206 | 124/193 |
| 2008 | 8.50 | 8.67 | 22.53 | 26.60 | 0.0133 | 0.0271 | 138/205 | 124/194 |
| 2009 | 8.30 | 8.39 | 21.95 | 25.73 | 0.0137 | 0.0262 | 139/205 | 125/195 |
| 2010 | 8.76 | 8.76 | 23.19 | 26.86 | 0.0132 | 0.0260 | 140/206 | 127/195 |
| 2011 | 9.77 | 9.31 | 25.17 | 28.56 | 0.0133 | 0.0264 | 140/208 | 126/196 |
| 2012 | 10.53 | 9.92 | 26.49 | 30.41 | 0.0140 | 0.0265 | 139/207 | 127/194 |
| 2013 | 10.98 | 10.41 | 27.95 | 31.91 | 0.0142 | 0.0266 | 139/208 | 125/196 |
| 2014 | 11.88 | 10.90 | 30.36 | 33.44 | 0.0149 | 0.0278 | 138/208 | 121/195 |
| 2015 | 12.76 | 11.43 | 32.94 | 35.04 | 0.0170 | 0.0296 | 127/207 | 118/195 |
| 2016 | 13.29 | 11.95 | 35.90 | 36.64 | 0.0174 | 0.0310 | 124/206 | 117/194 |
| 2017 | 13.79 | 12.50 | 38.33 | 38.33 | 0.0170 | 0.0314 | 125/206 | 115/194 |
| 2018 | 13.03 | 12.08 | 37.93 | 37.05 | 0.0151 | 0.0293 | 136/206 | 120/193 |
| 2019 | 12.61 | 11.64 | 37.19 | 35.68 | 0.0144 | 0.0275 | 137/199 | 123/192 |
| 2020 | 12.62 | 11.41 | 36.90 | 34.98 | 0.0149 | 0.0278 | 125/176 | 118/177 |