| 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 | 15.15 | 40.74 |
| 2021 | 17.14 | 43.55 |
| 2022 | 18.32 | 46.32 |
| 2023 | 19.66 | 49.26 |
| 2024 | 21.01 | 52.05 |
| 2025 | 22.42 | 54.94 |
| 2026 | 23.90 | 57.93 |
| 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 | - | - | - | - | - | - | - | - |
| 1968 | - | - | - | - | - | - | - | - |
| 1969 | - | - | - | - | - | - | - | - |
| 1970 | - | - | - | - | - | - | - | - |
| 1971 | - | - | - | - | - | - | - | - |
| 1972 | - | - | - | - | - | - | - | - |
| 1973 | - | - | - | - | - | - | - | - |
| 1974 | - | - | - | - | - | - | - | - |
| 1975 | - | - | - | - | - | - | - | - |
| 1976 | - | - | - | - | - | - | - | - |
| 1977 | - | - | - | - | - | - | - | - |
| 1978 | - | - | - | - | - | - | - | - |
| 1979 | - | - | - | - | - | - | - | - |
| 1980 | - | 5.32 | - | - | - | - | - | - |
| 1981 | - | 5.63 | - | - | - | - | - | - |
| 1982 | - | 5.80 | - | - | - | - | - | - |
| 1983 | - | 5.86 | - | - | - | - | - | - |
| 1984 | 1.86 | 5.79 | - | - | 0.0152 | - | 98/151 | - |
| 1985 | 1.90 | 5.89 | - | - | 0.0148 | - | 100/153 | - |
| 1986 | 2.10 | 6.22 | - | - | 0.0138 | - | 98/155 | - |
| 1987 | 2.08 | 6.17 | - | - | 0.0120 | - | 107/159 | - |
| 1988 | 2.05 | 6.08 | - | - | 0.0106 | - | 116/162 | - |
| 1989 | 2.25 | 6.68 | - | - | 0.0111 | - | 111/162 | - |
| 1990 | 2.03 | 6.04 | 8.38 | 15.87 | 0.00892 | 0.0286 | 130/176 | 106/161 |
| 1991 | 1.10 | 4.35 | 6.24 | 11.42 | 0.00460 | 0.0202 | 139/171 | 117/163 |
| 1992 | 0.65 | 4.04 | 5.92 | 10.60 | 0.00256 | 0.0183 | 148/175 | 122/166 |
| 1993 | 1.19 | 4.42 | 6.64 | 11.62 | 0.00460 | 0.0197 | 143/178 | 119/167 |
| 1994 | 1.88 | 4.79 | 7.34 | 12.58 | 0.00677 | 0.0207 | 132/182 | 115/169 |
| 1995 | 2.39 | 5.43 | 8.50 | 14.26 | 0.00774 | 0.0227 | 136/191 | 122/179 |
| 1996 | 3.20 | 5.92 | 9.44 | 15.55 | 0.0101 | 0.0237 | 129/191 | 120/179 |
| 1997 | 2.26 | 5.28 | 8.55 | 13.85 | 0.00718 | 0.0203 | 144/191 | 128/181 |
| 1998 | 2.55 | 5.74 | 9.45 | 15.08 | 0.00812 | 0.0217 | 141/193 | 124/181 |
| 1999 | 3.21 | 6.48 | 10.79 | 17.02 | 0.00985 | 0.0237 | 137/195 | 124/182 |
| 2000 | 3.48 | 6.93 | 11.93 | 18.20 | 0.0103 | 0.0243 | 132/200 | 125/189 |
| 2001 | 3.92 | 7.51 | 13.16 | 19.71 | 0.0117 | 0.0256 | 128/200 | 122/190 |
| 2002 | 4.35 | 7.85 | 14.22 | 20.61 | 0.0125 | 0.0264 | 126/205 | 123/191 |
| 2003 | 5.61 | 8.28 | 15.18 | 21.75 | 0.0144 | 0.0267 | 123/205 | 123/191 |
| 2004 | 7.18 | 8.74 | 16.42 | 22.95 | 0.0164 | 0.0267 | 119/205 | 124/192 |
| 2005 | 8.05 | 9.22 | 17.66 | 24.22 | 0.0169 | 0.0267 | 122/205 | 124/192 |
| 2006 | 8.90 | 9.77 | 19.62 | 25.64 | 0.0173 | 0.0271 | 122/206 | 124/193 |
| 2007 | 10.68 | 10.35 | 21.61 | 27.18 | 0.0184 | 0.0276 | 119/206 | 123/193 |
| 2008 | 12.88 | 11.13 | 24.25 | 29.22 | 0.0202 | 0.0292 | 117/205 | 120/194 |
| 2009 | 12.04 | 11.50 | 25.82 | 30.19 | 0.0199 | 0.0308 | 118/205 | 119/195 |
| 2010 | 11.93 | 11.93 | 28.07 | 31.31 | 0.0180 | 0.0314 | 124/206 | 117/195 |
| 2011 | 12.89 | 12.23 | 29.66 | 32.11 | 0.0175 | 0.0312 | 127/208 | 116/196 |
| 2012 | 12.32 | 12.40 | 30.53 | 32.57 | 0.0164 | 0.0305 | 130/207 | 117/194 |
| 2013 | 12.78 | 12.53 | 30.60 | 32.89 | 0.0165 | 0.0291 | 131/208 | 117/196 |
| 2014 | 13.23 | 12.75 | 32.53 | 33.48 | 0.0166 | 0.0298 | 133/208 | 117/195 |
| 2015 | 11.39 | 13.03 | 33.59 | 34.22 | 0.0151 | 0.0302 | 135/207 | 116/195 |
| 2016 | 11.86 | 13.47 | 34.74 | 35.35 | 0.0155 | 0.0300 | 129/206 | 119/194 |
| 2017 | 13.02 | 13.98 | 36.70 | 36.70 | 0.0160 | 0.0301 | 130/206 | 118/194 |
| 2018 | 15.15 | 14.55 | 38.83 | 38.19 | 0.0175 | 0.0300 | 125/206 | 117/193 |
| 2019 | 15.29 | 14.86 | 40.62 | 39.02 | 0.0175 | 0.0300 | 124/199 | 118/192 |
| 2020 | 14.80 | 14.37 | 39.21 | 37.73 | 0.0175 | 0.0296 | 116/176 | 114/177 |