데이터 표
| 1990 | 14.5% | 2003 | 14.1% | 2016 | 13.7% |
| 1991 | 11.6% | 2004 | 13.6% | 2017 | 13.3% |
| 1992 | 12.2% | 2005 | 13.8% | 2018 | 13.2% |
| 1993 | 12.3% | 2006 | 14.1% | 2019 | 14.9% |
| 1994 | 12% | 2007 | 15.2% | 2020 | 13.8% |
| 1995 | 12.7% | 2008 | 15.4% | 2021 | 15.5% |
| 1996 | 13% | 2009 | 13.4% | 2022 | 16% |
| 1997 | 12.9% | 2010 | 13.1% | 2023 | 15.1% |
| 1998 | 13.1% | 2011 | 13.3% | 2024 | 14.9% |
| 1999 | 13.8% | 2012 | 13.1% | 2025 | 14.4% |
| 2000 | 13.2% | 2013 | 13.3% | 2026 | 14.2% |
| 2001 | 13.8% | 2014 | 12.9% | | |
| 2002 | 13.6% | 2015 | 13.2% | | |
데이터 표
| 1990 | 760억 | 2003 | 9,733억 | 2016 | 4.38조 |
| 1991 | 1,022억 | 2004 | 1.11조 | 2017 | 4.56조 |
| 1992 | 1,409억 | 2005 | 1.32조 | 2018 | 4.77조 |
| 1993 | 1,675억 | 2006 | 1.64조 | 2019 | 5.68조 |
| 1994 | 1,970억 | 2007 | 2.1조 | 2020 | 5.08조 |
| 1995 | 2,645억 | 2008 | 2.49조 | 2021 | 6.33조 |
| 1996 | 3,145억 | 2009 | 2.36조 | 2022 | 7.34조 |
| 1997 | 3,775억 | 2010 | 2.59조 | 2023 | 7.18조 |
| 1998 | 4,597억 | 2011 | 2.87조 | 2024 | 7.41조 |
| 1999 | 5,632억 | 2012 | 3.12조 | 2025 | 7.47조 |
| 2000 | 6,101억 | 2013 | 3.38조 | 2026 | 7.72조 |
| 2001 | 7,256억 | 2014 | 3.63조 | | |
| 2002 | 8,088억 | 2015 | 3.99조 | | |
데이터 표
| 1990 | 18.9% | 2003 | 17.6% | 2016 | 18.8% |
| 1991 | 14% | 2004 | 17% | 2017 | 19.2% |
| 1992 | 13.7% | 2005 | 15.9% | 2018 | 18.9% |
| 1993 | 13.8% | 2006 | 15.2% | 2019 | 21.6% |
| 1994 | 17.4% | 2007 | 14.6% | 2020 | 22.1% |
| 1995 | 16.4% | 2008 | 15.2% | 2021 | 20.6% |
| 1996 | 17.3% | 2009 | 16.7% | 2022 | 18.7% |
| 1997 | 16.3% | 2010 | 18% | 2023 | 18.3% |
| 1998 | 16% | 2011 | 17.2% | 2024 | 18.6% |
| 1999 | 16.7% | 2012 | 17.3% | 2025 | 17.8% |
| 2000 | 16.9% | 2013 | 18.5% | 2026 | 17.9% |
| 2001 | 17.3% | 2014 | 18.4% | | |
| 2002 | 18.6% | 2015 | 18.8% | | |
데이터 표
| 1990 | 991억 | 2003 | 1.21조 | 2016 | 6.01조 |
| 1991 | 1,234억 | 2004 | 1.39조 | 2017 | 6.58조 |
| 1992 | 1,583억 | 2005 | 1.52조 | 2018 | 6.81조 |
| 1993 | 1,882억 | 2006 | 1.76조 | 2019 | 8.2조 |
| 1994 | 2,870억 | 2007 | 2.03조 | 2020 | 8.14조 |
| 1995 | 3,411억 | 2008 | 2.46조 | 2021 | 8.38조 |
| 1996 | 4,193억 | 2009 | 2.94조 | 2022 | 8.6조 |
| 1997 | 4,770억 | 2010 | 3.57조 | 2023 | 8.71조 |
| 1998 | 5,640억 | 2011 | 3.71조 | 2024 | 9.27조 |
| 1999 | 6,806억 | 2012 | 4.12조 | 2025 | 9.21조 |
| 2000 | 7,806억 | 2013 | 4.72조 | 2026 | 9.69조 |
| 2001 | 9,079억 | 2014 | 5.15조 | | |
| 2002 | 1.11조 | 2015 | 5.66조 | | |