| Year | Volume indices of external trade in goods | |
|---|---|---|
| imports | exports | |
| 1960 = 100% | ||
| 1960 | 100 | 100 |
| 1961 | 108 | 118 |
| 1962 | 124 | 130 |
| 1963 | 142 | 139 |
| 1964 | 159 | 154 |
| 1965 | 158 | 170 |
| 1966 | 168 | 186 |
| 1967 | 197 | 202 |
| 1968 | 203 | 216 |
| 1969 | 215 | 248 |
| 1970 | 274 | 266 |
| 1971 | 326 | 289 |
| 1972 | 309 | 348 |
| 1973 | 318 | 394 |
| 1974 | 374 | 404 |
| 1975 | 398 | 427 |
| 1976 | 406 | 455 |
| 1977 | 447 | 519 |
| 1978 | 503 | 524 |
| 1979 | 481 | 586 |
| 1980 | 473 | 588 |
| 1981 | 479 | 612 |
| 1982 | 463 | 642 |
| 1983 | 468 | 684 |
| 1984 | 473 | 732 |
| 1985 | 508 | 770 |
| 1986 | 521 | 753 |
| 1987 | 533 | 778 |
| 1988 | 532 | 830 |
| 1989 | 546 | 834 |
| 1990 | 505 | 800 |
| 1991 | 607 | 760 |
| 1992 | 502 | 768 |
| 1993 | 608 | 666 |
| 1994 | 695 | 777 |
| 1995 | 668 | 842 |
| 1996 | 704 | 881 |
| 1997 | 890a | 1 144a |
| 1998 | 1 112 | 1 401 |
| 1999 | 1 271 | 1 625 |
| 2000 | 1 535 | 1 978 |
| 2001 | 1 597 | 2 132 |
| 2002 | 1 678 | 2 258 |
| 2003 | 1 848 | 2 464 |
| 2004 | 2 131b | 2 916b |
| 2005 | 2 262 | 3 250 |
| 2006 | 2 587 | 3 832 |
| 2007 | 2 898 | 4 438 |
| 2008 | 3 024 | 4 623 |
| 2009 | 2 508 | 4 035 |
| 2010 | 2 888 | 4 719 |
| 2011 | 3 083 | 5 184 |
| 2012 | 3 080 | 5 215 |
| 2013 | 3 237 | 5 438 |
| 2014 | 3 520 | 5 812 |
| 2015 | 3 739 | 6 265 |
| 2016 | 3 921 | 6 540 |
| 2017 | 4 249 | 6 926 |
| 2018 | 4 523 | 7 222 |
| 2019 | 4 812 | 7 534 |
| 2020 | 4 764 | 7 437 |