| Source | World Bank : Nominal (current), Nominal (constant), PPP (current), PPP (constant) |
| IMF World Economic Outlook (April - 2026) | |
| Date | 16 Sep 2026 |
| Year | GDP (billions of $/Int. $) | |
|---|---|---|
| Nominal | PPP | |
| 2025 | 457.410 | 1,195.855 |
| 2026 | 539.530 | 1,258.920 |
| 2027 | 554.384 | 1,319.274 |
| 2028 | 578.238 | 1,376.060 |
| 2029 | 604.409 | 1,438.903 |
| 2030 | 632.137 | 1,505.786 |
| 2031 | 661.138 | 1,575.280 |
| Year | GDP Nominal (billions of $) | GDP PPP (billions Int. $) | Share (%) to World | Rank/Total | ||||
|---|---|---|---|---|---|---|---|---|
| Current | Constant (2015) | Current | Constant (2021) | Nominal | PPP | Nominal | PPP | |
| 1960 | 4.03 | 30.61 | - | - | 0.295 | - | 34/111 | - |
| 1961 | 4.54 | 32.17 | - | - | 0.314 | - | 31/113 | - |
| 1962 | 4.96 | 33.91 | - | - | 0.321 | - | 30/115 | - |
| 1963 | 4.84 | 35.02 | - | - | 0.289 | - | 34/115 | - |
| 1964 | 5.97 | 37.18 | - | - | 0.326 | - | 29/115 | - |
| 1965 | 5.76 | 38.52 | - | - | 0.288 | - | 33/121 | - |
| 1966 | 5.43 | 40.54 | - | - | 0.251 | - | 35/122 | - |
| 1967 | 5.83 | 42.21 | - | - | 0.254 | - | 35/125 | - |
| 1968 | 5.96 | 44.72 | - | - | 0.240 | - | 36/126 | - |
| 1969 | 6.45 | 47.44 | - | - | 0.235 | - | 38/126 | - |
| 1970 | 7.20 | 50.39 | - | - | 0.239 | - | 39/146 | - |
| 1971 | 7.82 | 53.39 | - | - | 0.235 | - | 39/147 | - |
| 1972 | 8.67 | 57.49 | - | - | 0.226 | - | 40/147 | - |
| 1973 | 10.32 | 61.35 | - | - | 0.220 | - | 39/147 | - |
| 1974 | 12.37 | 64.88 | - | - | 0.228 | - | 43/147 | - |
| 1975 | 13.10 | 66.39 | - | - | 0.217 | - | 42/150 | - |
| 1976 | 15.34 | 69.52 | - | - | 0.233 | - | 41/150 | - |
| 1977 | 19.47 | 72.42 | - | - | 0.262 | - | 39/153 | - |
| 1978 | 23.26 | 78.55 | - | - | 0.264 | - | 38/152 | - |
| 1979 | 27.94 | 82.77 | - | - | 0.274 | - | 37/153 | - |
| 1980 | 33.40 | 86.16 | 77.44 | - | 0.291 | 0.585 | 41/170 | 33/144 |
| 1981 | 36.39 | 88.12 | 86.70 | - | 0.306 | 0.585 | 39/170 | 35/145 |
| 1982 | 38.97 | 88.96 | 92.93 | - | 0.332 | 0.587 | 39/171 | 35/145 |
| 1983 | 38.73 | 90.36 | 98.09 | - | 0.323 | 0.582 | 39/171 | 35/145 |
| 1984 | 38.25 | 93.38 | 105.04 | - | 0.307 | 0.576 | 40/172 | 35/145 |
| 1985 | 34.89 | 96.28 | 111.72 | - | 0.267 | 0.573 | 42/173 | 34/146 |
| 1986 | 34.94 | 101.89 | 120.61 | - | 0.227 | 0.587 | 42/173 | 34/147 |
| 1987 | 36.37 | 107.36 | 130.24 | - | 0.207 | 0.596 | 48/178 | 34/148 |
| 1988 | 39.21 | 111.73 | 140.31 | - | 0.200 | 0.594 | 45/179 | 33/148 |
| 1989 | 39.54 | 115.54 | 150.79 | - | 0.193 | 0.593 | 48/179 | 33/148 |
| 1990 | 47.84 | 120.49 | 165.75 | 324.36 | 0.208 | 0.557 | 45/194 | 36/186 |
| 1991 | 49.18 | 122.90 | 174.79 | 330.85 | 0.205 | 0.559 | 43/194 | 36/187 |
| 1992 | 58.42 | 127.87 | 186.00 | 344.24 | 0.228 | 0.569 | 41/196 | 34/188 |
| 1993 | 66.45 | 134.76 | 200.66 | 362.78 | 0.255 | 0.589 | 37/197 | 34/188 |
| 1994 | 81.70 | 142.59 | 216.86 | 383.87 | 0.291 | 0.604 | 36/198 | 32/189 |
| 1995 | 92.51 | 150.01 | 232.93 | 403.84 | 0.295 | 0.614 | 38/200 | 30/191 |
| 1996 | 97.16 | 153.10 | 242.07 | 412.14 | 0.303 | 0.603 | 39/200 | 32/191 |
| 1997 | 106.66 | 158.35 | 254.69 | 426.28 | 0.334 | 0.599 | 38/202 | 32/193 |
| 1998 | 98.44 | 159.25 | 259.02 | 428.71 | 0.310 | 0.590 | 37/203 | 31/193 |
| 1999 | 86.19 | 152.55 | 251.64 | 410.69 | 0.263 | 0.546 | 41/203 | 34/193 |
| 2000 | 99.88 | 157.02 | 264.87 | 422.70 | 0.294 | 0.534 | 40/206 | 36/197 |
| 2001 | 98.20 | 159.65 | 275.38 | 429.79 | 0.291 | 0.530 | 40/207 | 36/197 |
| 2002 | 97.95 | 163.65 | 286.66 | 440.55 | 0.279 | 0.526 | 39/211 | 35/198 |
| 2003 | 94.64 | 170.06 | 303.77 | 457.82 | 0.241 | 0.528 | 44/211 | 35/198 |
| 2004 | 117.09 | 179.13 | 328.58 | 482.23 | 0.265 | 0.528 | 43/211 | 35/199 |
| 2005 | 145.60 | 187.78 | 355.25 | 505.52 | 0.304 | 0.530 | 40/211 | 34/199 |
| 2006 | 161.79 | 200.39 | 390.80 | 539.47 | 0.311 | 0.532 | 42/212 | 34/200 |
| 2007 | 206.23 | 213.90 | 428.43 | 575.82 | 0.352 | 0.538 | 40/212 | 34/201 |
| 2008 | 242.50 | 220.92 | 451.02 | 594.73 | 0.377 | 0.535 | 39/212 | 34/203 |
| 2009 | 232.47 | 223.44 | 458.98 | 601.51 | 0.381 | 0.540 | 39/214 | 34/204 |
| 2010 | 286.50 | 233.48 | 485.44 | 628.54 | 0.428 | 0.536 | 36/214 | 34/204 |
| 2011 | 334.97 | 249.70 | 529.88 | 672.21 | 0.450 | 0.548 | 34/215 | 34/204 |
| 2012 | 370.69 | 259.47 | 552.84 | 698.51 | 0.487 | 0.543 | 34/213 | 33/203 |
| 2013 | 382.09 | 272.79 | 589.81 | 734.38 | 0.489 | 0.552 | 33/213 | 33/203 |
| 2014 | 381.24 | 285.07 | 621.90 | 767.42 | 0.475 | 0.560 | 32/214 | 34/203 |
| 2015 | 293.49 | 293.49 | 626.21 | 790.10 | 0.387 | 0.551 | 42/213 | 34/203 |
| 2016 | 282.72 | 299.62 | 665.40 | 806.59 | 0.367 | 0.562 | 42/213 | 33/203 |
| 2017 | 311.87 | 303.69 | 693.12 | 817.56 | 0.380 | 0.554 | 41/213 | 33/204 |
| 2018 | 334.20 | 311.48 | 747.10 | 838.52 | 0.383 | 0.561 | 41/213 | 33/204 |
| 2019 | 323.03 | 321.41 | 807.59 | 865.24 | 0.364 | 0.573 | 42/214 | 32/204 |
| 2020 | 270.35 | 298.31 | 785.74 | 803.07 | 0.313 | 0.559 | 44/213 | 32/204 |
| 2021 | 318.52 | 330.53 | 889.81 | 889.81 | 0.322 | 0.566 | 44/213 | 32/204 |
| 2022 | 345.63 | 354.75 | 1,078.94 | 955.02 | 0.336 | 0.614 | 44/212 | 32/204 |
| 2023 | 366.90 | 357.74 | 1,113.49 | 963.06 | 0.342 | 0.591 | 43/207 | 32/202 |
| 2024 | 420.50 | 363.08 | 1,186.74 | 977.44 | 0.377 | 0.594 | 39/207 | 32/202 |
| 2025 | 457.41 | 372.67 | 1,209.58 | 1,003.26 | 0.386 | 0.573 | 37/207 | 32/202 |