| 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 | 4.92 | 13.91 |
| 2021 | 5.37 | 14.57 |
| 2022 | 5.64 | 15.38 |
| 2023 | 5.94 | 16.26 |
| 2024 | 6.27 | 17.20 |
| 2025 | 6.63 | 18.22 |
| 2026 | 7.05 | 19.37 |
| 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 | 0.18 | - | - | - | 0.0130 | - | 81/99 | - |
| 1961 | 0.19 | - | - | - | 0.0132 | - | 81/100 | - |
| 1962 | 0.20 | - | - | - | 0.0129 | - | 84/103 | - |
| 1963 | 0.22 | - | - | - | 0.0132 | - | 84/103 | - |
| 1964 | 0.23 | - | - | - | 0.0126 | - | 84/103 | - |
| 1965 | 0.24 | - | - | - | 0.0121 | - | 89/112 | - |
| 1966 | 0.26 | - | - | - | 0.0121 | - | 91/114 | - |
| 1967 | 0.27 | - | - | - | 0.0118 | - | 92/117 | - |
| 1968 | 0.29 | - | - | - | 0.0117 | - | 95/119 | - |
| 1969 | 0.31 | - | - | - | 0.0113 | - | 94/119 | - |
| 1970 | 0.32 | - | - | - | 0.0107 | - | 94/125 | - |
| 1971 | 0.33 | - | - | - | 0.01000 | - | 98/127 | - |
| 1972 | 0.42 | - | - | - | 0.0110 | - | 94/127 | - |
| 1973 | 0.51 | - | - | - | 0.0110 | - | 96/127 | - |
| 1974 | 0.47 | - | - | - | 0.00879 | - | 105/128 | - |
| 1975 | 0.71 | - | - | - | 0.0119 | - | 96/130 | - |
| 1976 | 0.81 | - | - | - | 0.0125 | - | 94/131 | - |
| 1977 | 0.50 | - | - | - | 0.00682 | - | 112/134 | - |
| 1978 | 0.56 | - | - | - | 0.00649 | - | 113/133 | - |
| 1979 | 0.59 | - | - | - | 0.00588 | - | 114/134 | - |
| 1980 | 0.60 | - | - | - | 0.00531 | - | 120/145 | - |
| 1981 | 0.70 | - | - | - | 0.00599 | - | 121/148 | - |
| 1982 | 0.77 | - | - | - | 0.00665 | - | 121/149 | - |
| 1983 | 0.73 | - | - | - | 0.00618 | - | 121/150 | - |
| 1984 | 0.79 | - | - | - | 0.00645 | - | 122/151 | - |
| 1985 | 0.88 | - | - | - | 0.00684 | - | 120/153 | - |
| 1986 | 0.93 | - | - | - | 0.00611 | - | 124/155 | - |
| 1987 | 1.01 | - | - | - | 0.00584 | - | 128/159 | - |
| 1988 | 1.04 | - | - | - | 0.00537 | - | 132/162 | - |
| 1989 | 1.09 | - | - | - | 0.00539 | - | 129/162 | - |
| 1990 | 0.92 | - | - | 0.01 | 0.00404 | - | 146/176 | - |
| 1991 | - | - | - | - | - | - | - | - |
| 1992 | - | - | - | - | - | - | - | - |
| 1993 | - | - | - | - | - | - | - | - |
| 1994 | - | - | - | - | - | - | - | - |
| 1995 | - | - | - | - | - | - | - | - |
| 1996 | - | - | - | - | - | - | - | - |
| 1997 | - | - | - | - | - | - | - | - |
| 1998 | - | - | - | - | - | - | - | - |
| 1999 | - | - | - | - | - | - | - | - |
| 2000 | - | - | - | - | - | - | - | - |
| 2001 | - | - | - | - | - | - | - | - |
| 2002 | - | - | - | - | - | - | - | - |
| 2003 | - | - | - | - | - | - | - | - |
| 2004 | - | - | - | - | - | - | - | - |
| 2005 | - | - | - | - | - | - | - | - |
| 2006 | - | - | - | - | - | - | - | - |
| 2007 | - | - | - | - | - | - | - | - |
| 2008 | - | - | - | - | - | - | - | - |
| 2009 | - | - | - | - | - | - | - | - |
| 2010 | - | - | - | - | - | - | - | - |
| 2011 | - | - | - | - | - | - | - | - |
| 2012 | - | - | - | - | - | - | - | - |
| 2013 | 3.89 | - | 9.02 | 11.45 | 0.00503 | 0.00859 | 166/208 | 154/196 |
| 2014 | 3.96 | - | 9.86 | 11.73 | 0.00498 | 0.00904 | 166/208 | 150/195 |
| 2015 | 4.05 | - | 11.35 | 12.13 | 0.00538 | 0.0102 | 166/207 | 150/195 |
| 2016 | 4.20 | - | 12.23 | 12.48 | 0.00550 | 0.0106 | 162/206 | 149/194 |
| 2017 | 4.51 | - | 12.66 | 12.66 | 0.00555 | 0.0104 | 162/206 | 149/194 |
| 2018 | 4.72 | - | 13.32 | 13.01 | 0.00547 | 0.0103 | 162/206 | 150/193 |
| 2019 | 4.94 | - | 13.95 | 13.39 | 0.00564 | 0.0103 | 159/199 | 151/192 |
| 2020 | 4.92 | - | 13.91 | 13.19 | 0.00581 | 0.0105 | 143/176 | 144/177 |