| 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 | 21.04 | 39.82 |
| 2021 | 26.09 | 41.79 |
| 2022 | 29.36 | 44.45 |
| 2023 | 29.32 | 46.59 |
| 2024 | 29.98 | 48.76 |
| 2025 | 30.88 | 50.96 |
| 2026 | 32.04 | 53.21 |
| 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 | 1.05 | 3.76 | - | - | 0.0758 | - | 49/99 | - |
| 1961 | 1.10 | 3.99 | - | - | 0.0764 | - | 49/100 | - |
| 1962 | 1.12 | 4.05 | - | - | 0.0725 | - | 52/103 | - |
| 1963 | 1.16 | 4.30 | - | - | 0.0697 | - | 53/103 | - |
| 1964 | 1.22 | 4.26 | - | - | 0.0669 | - | 53/103 | - |
| 1965 | 1.31 | 4.47 | - | - | 0.0659 | - | 54/112 | - |
| 1966 | 1.28 | 4.53 | - | - | 0.0594 | - | 56/114 | - |
| 1967 | 1.40 | 4.91 | - | - | 0.0610 | - | 57/117 | - |
| 1968 | 1.48 | 5.01 | - | - | 0.0598 | - | 59/119 | - |
| 1969 | 1.75 | 5.63 | - | - | 0.0641 | - | 58/119 | - |
| 1970 | 1.88 | 6.90 | - | - | 0.0629 | - | 58/125 | - |
| 1971 | 2.18 | 7.52 | - | - | 0.0661 | - | 58/127 | - |
| 1972 | 2.68 | 8.15 | - | - | 0.0704 | - | 55/127 | - |
| 1973 | 3.31 | 8.36 | - | - | 0.0714 | - | 55/127 | - |
| 1974 | 3.98 | 8.91 | - | - | 0.0745 | - | 56/128 | - |
| 1975 | 4.37 | 8.74 | - | - | 0.0734 | - | 56/130 | - |
| 1976 | 4.32 | 8.78 | - | - | 0.0667 | - | 59/131 | - |
| 1977 | 4.36 | 8.18 | - | - | 0.0595 | - | 61/134 | - |
| 1978 | 4.35 | 7.96 | - | - | 0.0504 | - | 64/133 | - |
| 1979 | 5.18 | 8.22 | - | - | 0.0517 | - | 65/134 | - |
| 1980 | 6.68 | 9.40 | - | - | 0.0591 | - | 65/145 | - |
| 1981 | 8.01 | 10.58 | - | - | 0.0685 | - | 63/148 | - |
| 1982 | 8.54 | 10.86 | - | - | 0.0737 | - | 60/149 | - |
| 1983 | 7.76 | 11.03 | - | - | 0.0657 | - | 63/150 | - |
| 1984 | 6.35 | 10.82 | - | - | 0.0518 | - | 67/151 | - |
| 1985 | 5.64 | 11.57 | - | - | 0.0438 | - | 71/153 | - |
| 1986 | 6.22 | 11.82 | - | - | 0.0409 | - | 71/155 | - |
| 1987 | 6.74 | 11.95 | - | - | 0.0389 | - | 73/159 | - |
| 1988 | 7.81 | 12.85 | - | - | 0.0403 | - | 72/162 | - |
| 1989 | 8.29 | 13.52 | - | - | 0.0410 | - | 70/162 | - |
| 1990 | 8.78 | 14.47 | 18.50 | 37.50 | 0.0386 | 0.0631 | 76/176 | 79/161 |
| 1991 | 8.64 | 15.27 | 20.19 | 39.58 | 0.0361 | 0.0653 | 76/171 | 79/163 |
| 1992 | 6.75 | 13.89 | 18.79 | 36.01 | 0.0265 | 0.0582 | 85/175 | 85/166 |
| 1993 | 6.56 | 14.04 | 19.43 | 36.39 | 0.0254 | 0.0576 | 86/178 | 88/167 |
| 1994 | 6.89 | 15.33 | 21.68 | 39.75 | 0.0248 | 0.0610 | 86/182 | 84/169 |
| 1995 | 7.11 | 15.36 | 22.17 | 39.81 | 0.0230 | 0.0591 | 93/191 | 91/179 |
| 1996 | 8.55 | 16.95 | 24.92 | 43.94 | 0.0271 | 0.0627 | 90/191 | 86/179 |
| 1997 | 8.53 | 17.40 | 26.03 | 45.11 | 0.0271 | 0.0619 | 92/191 | 88/181 |
| 1998 | 6.40 | 17.91 | 27.08 | 46.42 | 0.0204 | 0.0623 | 104/193 | 91/181 |
| 1999 | 6.86 | 17.76 | 27.24 | 46.04 | 0.0211 | 0.0597 | 102/195 | 93/182 |
| 2000 | 6.69 | 17.22 | 27.00 | 44.63 | 0.0199 | 0.0551 | 107/200 | 96/189 |
| 2001 | 6.78 | 17.46 | 27.99 | 45.27 | 0.0203 | 0.0545 | 106/200 | 97/190 |
| 2002 | 6.34 | 15.91 | 25.91 | 41.24 | 0.0183 | 0.0481 | 111/205 | 100/191 |
| 2003 | 5.73 | 13.21 | 21.90 | 34.24 | 0.0147 | 0.0385 | 122/205 | 108/191 |
| 2004 | 5.81 | 12.44 | 21.19 | 32.25 | 0.0132 | 0.0345 | 127/205 | 112/192 |
| 2005 | 5.76 | 11.73 | 20.60 | 30.41 | 0.0121 | 0.0311 | 138/205 | 117/192 |
| 2006 | 5.44 | 11.32 | 20.49 | 29.35 | 0.0106 | 0.0283 | 141/206 | 122/193 |
| 2007 | 5.29 | 10.91 | 20.27 | 28.28 | 0.00911 | 0.0258 | 145/206 | 125/193 |
| 2008 | 4.42 | 8.98 | 17.01 | 23.28 | 0.00694 | 0.0205 | 159/205 | 137/194 |
| 2009 | 9.67 | 10.06 | 19.20 | 26.08 | 0.0160 | 0.0229 | 130/205 | 133/195 |
| 2010 | 12.04 | 12.04 | 23.25 | 31.21 | 0.0182 | 0.0260 | 123/206 | 126/195 |
| 2011 | 14.10 | 13.75 | 27.10 | 35.64 | 0.0192 | 0.0285 | 124/208 | 122/196 |
| 2012 | 17.11 | 16.04 | 31.16 | 41.58 | 0.0228 | 0.0311 | 118/207 | 116/194 |
| 2013 | 19.09 | 16.36 | 34.19 | 42.41 | 0.0247 | 0.0325 | 112/208 | 115/196 |
| 2014 | 19.50 | 16.75 | 35.49 | 43.42 | 0.0245 | 0.0326 | 114/208 | 114/195 |
| 2015 | 19.96 | 17.05 | 37.02 | 44.19 | 0.0265 | 0.0332 | 109/207 | 113/195 |
| 2016 | 20.55 | 17.18 | 39.38 | 44.53 | 0.0269 | 0.0340 | 111/206 | 112/194 |
| 2017 | 19.02 | 17.98 | 46.62 | 46.62 | 0.0234 | 0.0382 | 113/206 | 109/194 |
| 2018 | 19.52 | 18.61 | 49.41 | 48.25 | 0.0226 | 0.0382 | 114/206 | 110/193 |
| 2019 | 16.93 | 17.11 | 46.22 | 44.34 | 0.0193 | 0.0342 | 119/199 | 112/192 |
| 2020 | 16.77 | 15.74 | 43.03 | 40.79 | 0.0198 | 0.0324 | 109/176 | 108/177 |