| 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 | 14.29 | 33.24 |
| 2021 | 22.43 | 34.19 |
| 2022 | 22.64 | 35.31 |
| 2023 | 23.68 | 36.51 |
| 2024 | 24.61 | 37.72 |
| 2025 | 25.59 | 38.96 |
| 2026 | 26.57 | 40.25 |
| 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 | 0.27 | 5.85 | - | - | 0.0195 | - | 75/99 | - |
| 1961 | 0.27 | 5.67 | - | - | 0.0187 | - | 75/100 | - |
| 1962 | 0.28 | 6.12 | - | - | 0.0181 | - | 78/103 | - |
| 1963 | 0.29 | 6.01 | - | - | 0.0174 | - | 78/103 | - |
| 1964 | 0.33 | 5.91 | - | - | 0.0181 | - | 79/103 | - |
| 1965 | 0.35 | 6.03 | - | - | 0.0176 | - | 84/112 | - |
| 1966 | 0.37 | 6.00 | - | - | 0.0172 | - | 86/114 | - |
| 1967 | 0.37 | 5.87 | - | - | 0.0161 | - | 87/117 | - |
| 1968 | 0.37 | 6.06 | - | - | 0.0149 | - | 89/119 | - |
| 1969 | 0.39 | 6.29 | - | - | 0.0143 | - | 90/119 | - |
| 1970 | 0.33 | 6.33 | - | - | 0.0110 | - | 92/125 | - |
| 1971 | 0.36 | 6.74 | - | - | 0.0109 | - | 95/127 | - |
| 1972 | 0.37 | 6.81 | - | - | 0.00972 | - | 100/127 | - |
| 1973 | 0.47 | 7.13 | - | - | 0.0101 | - | 100/127 | - |
| 1974 | 0.57 | 7.54 | - | - | 0.0107 | - | 97/128 | - |
| 1975 | 0.68 | 7.63 | - | - | 0.0114 | - | 100/130 | - |
| 1976 | 0.88 | 8.27 | - | - | 0.0136 | - | 92/131 | - |
| 1977 | 0.95 | 8.58 | - | - | 0.0130 | - | 92/134 | - |
| 1978 | 0.97 | 9.11 | - | - | 0.0112 | - | 96/133 | - |
| 1979 | 1.08 | 9.80 | - | - | 0.0108 | - | 101/134 | - |
| 1980 | 1.38 | 10.52 | - | - | 0.0122 | - | 99/145 | - |
| 1981 | 1.48 | 10.22 | - | - | 0.0127 | - | 100/148 | - |
| 1982 | 1.47 | 9.86 | - | - | 0.0127 | - | 100/149 | - |
| 1983 | 1.62 | 9.95 | - | - | 0.0137 | - | 99/150 | - |
| 1984 | 1.82 | 9.98 | - | - | 0.0149 | - | 99/151 | - |
| 1985 | 2.01 | 10.04 | - | - | 0.0156 | - | 99/153 | - |
| 1986 | 2.32 | 9.99 | - | - | 0.0152 | - | 96/155 | - |
| 1987 | 2.05 | 9.91 | - | - | 0.0118 | - | 108/159 | - |
| 1988 | 2.61 | 9.93 | - | - | 0.0135 | - | 106/162 | - |
| 1989 | 2.74 | 9.64 | - | - | 0.0136 | - | 102/162 | - |
| 1990 | 3.10 | 9.74 | 14.47 | 22.73 | 0.0136 | 0.0494 | 115/176 | 87/161 |
| 1991 | 3.47 | 9.92 | 15.24 | 23.16 | 0.0145 | 0.0493 | 104/171 | 92/163 |
| 1992 | 2.26 | 9.40 | 14.76 | 21.93 | 0.00888 | 0.0457 | 121/175 | 94/166 |
| 1993 | 1.88 | 8.89 | 14.29 | 20.74 | 0.00727 | 0.0424 | 129/178 | 97/167 |
| 1994 | 2.17 | 7.82 | 12.85 | 18.26 | 0.00782 | 0.0362 | 125/182 | 101/169 |
| 1995 | 2.81 | 8.60 | 14.42 | 20.07 | 0.00910 | 0.0384 | 130/191 | 104/179 |
| 1996 | 2.91 | 8.95 | 15.29 | 20.90 | 0.00922 | 0.0385 | 133/191 | 104/179 |
| 1997 | 3.34 | 9.20 | 15.97 | 21.46 | 0.0106 | 0.0380 | 131/191 | 105/181 |
| 1998 | 3.72 | 9.40 | 16.51 | 21.93 | 0.0118 | 0.0380 | 128/193 | 105/181 |
| 1999 | 4.15 | 9.65 | 17.20 | 22.53 | 0.0127 | 0.0377 | 124/195 | 106/182 |
| 2000 | 6.87 | 9.74 | 17.74 | 22.72 | 0.0204 | 0.0362 | 105/200 | 108/189 |
| 2001 | 6.36 | 9.70 | 18.06 | 22.65 | 0.0190 | 0.0352 | 108/200 | 109/190 |
| 2002 | 6.11 | 9.79 | 18.52 | 22.85 | 0.0176 | 0.0344 | 115/205 | 112/191 |
| 2003 | 5.00 | 10.12 | 19.50 | 23.62 | 0.0128 | 0.0343 | 127/205 | 113/191 |
| 2004 | 6.01 | 10.00 | 19.78 | 23.33 | 0.0137 | 0.0322 | 126/205 | 115/192 |
| 2005 | 7.05 | 10.36 | 21.13 | 24.18 | 0.0148 | 0.0319 | 124/205 | 114/192 |
| 2006 | 7.41 | 10.54 | 22.15 | 24.60 | 0.0144 | 0.0306 | 128/206 | 117/193 |
| 2007 | 9.32 | 11.13 | 24.01 | 25.97 | 0.0161 | 0.0306 | 126/206 | 117/193 |
| 2008 | 10.39 | 11.40 | 25.08 | 26.61 | 0.0163 | 0.0302 | 128/205 | 119/194 |
| 2009 | 11.27 | 12.12 | 26.87 | 28.29 | 0.0186 | 0.0320 | 121/205 | 117/195 |
| 2010 | 11.66 | 11.66 | 26.15 | 27.21 | 0.0176 | 0.0293 | 125/206 | 121/195 |
| 2011 | 13.01 | 12.38 | 28.34 | 28.89 | 0.0177 | 0.0298 | 125/208 | 120/196 |
| 2012 | 13.71 | 12.45 | 28.32 | 29.05 | 0.0182 | 0.0283 | 125/207 | 120/194 |
| 2013 | 14.50 | 12.83 | 29.87 | 29.94 | 0.0188 | 0.0284 | 125/208 | 120/196 |
| 2014 | 14.79 | 13.27 | 30.56 | 30.96 | 0.0186 | 0.0280 | 124/208 | 120/195 |
| 2015 | 14.86 | 13.48 | 31.05 | 31.46 | 0.0198 | 0.0279 | 118/207 | 121/195 |
| 2016 | 13.72 | 13.72 | 32.80 | 32.01 | 0.0180 | 0.0283 | 123/206 | 122/194 |
| 2017 | 14.21 | 14.03 | 32.74 | 32.74 | 0.0175 | 0.0268 | 123/206 | 124/194 |
| 2018 | 15.97 | 14.26 | 34.08 | 33.28 | 0.0185 | 0.0263 | 123/206 | 127/193 |
| 2019 | 14.33 | 14.02 | 34.11 | 32.72 | 0.0164 | 0.0252 | 127/199 | 130/192 |
| 2020 | 13.42 | 13.55 | 33.36 | 31.62 | 0.0158 | 0.0251 | 122/176 | 125/177 |