데이터 표
| 1990 | 25.5% | 2003 | 20.2% | 2016 | 15.5% |
| 1991 | 23.4% | 2004 | 24.4% | 2017 | 19.1% |
| 1992 | 21.9% | 2005 | 22.6% | 2018 | 19.4% |
| 1993 | 22.8% | 2006 | 26.6% | 2019 | 22.4% |
| 1994 | 17.6% | 2007 | 36.5% | 2020 | 22.6% |
| 1995 | 18.4% | 2008 | 38.5% | 2021 | 23.8% |
| 1996 | 15.8% | 2009 | 32.8% | 2022 | 22.8% |
| 1997 | 14.3% | 2010 | 37.2% | 2023 | 20.7% |
| 1998 | 15.5% | 2011 | 38.7% | 2024 | 17.5% |
| 1999 | 15.1% | 2012 | 33.8% | 2025 | 17.4% |
| 2000 | 16% | 2013 | 32.9% | 2026 | 17.4% |
| 2001 | 14.9% | 2014 | 24.5% | | |
| 2002 | 17% | 2015 | 15.6% | | |
데이터 표
| 1990 | 576억 | 2003 | 1,846억 | 2016 | 7,572억 |
| 1991 | 576억 | 2004 | 2,553억 | 2017 | 1.05조 |
| 1992 | 576억 | 2005 | 2,729억 | 2018 | 1.05조 |
| 1993 | 604억 | 2006 | 3,478억 | 2019 | 1.24조 |
| 1994 | 479억 | 2007 | 5,349억 | 2020 | 1.34조 |
| 1995 | 535억 | 2008 | 7,350억 | 2021 | 1.58조 |
| 1996 | 484억 | 2009 | 7,173억 | 2022 | 1.82조 |
| 1997 | 570억 | 2010 | 9,306억 | 2023 | 2.26조 |
| 1998 | 722억 | 2011 | 1.09조 | 2024 | 2.44조 |
| 1999 | 851억 | 2012 | 1.14조 | 2025 | 3.55조 |
| 2000 | 1,142억 | 2013 | 1.25조 | 2026 | 4.25조 |
| 2001 | 1,214억 | 2014 | 1.03조 | | |
| 2002 | 1,436억 | 2015 | 7,617억 | | |
데이터 표
| 1990 | 17.4% | 2003 | 33.9% | 2016 | 22.6% |
| 1991 | 19.2% | 2004 | 39.2% | 2017 | 24.1% |
| 1992 | 26.1% | 2005 | 33.1% | 2018 | 26% |
| 1993 | 24% | 2006 | 36.5% | 2019 | 28.8% |
| 1994 | 19.4% | 2007 | 39% | 2020 | 29.2% |
| 1995 | 22.1% | 2008 | 41.2% | 2021 | 28.4% |
| 1996 | 24.4% | 2009 | 38% | 2022 | 33.5% |
| 1997 | 18.8% | 2010 | 40.8% | 2023 | 28.4% |
| 1998 | 19.9% | 2011 | 42.2% | 2024 | 22.3% |
| 1999 | 20.5% | 2012 | 37.5% | 2025 | 20.4% |
| 2000 | 21.7% | 2013 | 34.8% | 2026 | 19.9% |
| 2001 | 22.7% | 2014 | 28.5% | | |
| 2002 | 21.9% | 2015 | 23.2% | | |
데이터 표
| 1990 | 392억 | 2003 | 3,098억 | 2016 | 1.11조 |
| 1991 | 474억 | 2004 | 4,111억 | 2017 | 1.32조 |
| 1992 | 685억 | 2005 | 4,004억 | 2018 | 1.41조 |
| 1993 | 637억 | 2006 | 4,778억 | 2019 | 1.6조 |
| 1994 | 527억 | 2007 | 5,717억 | 2020 | 1.73조 |
| 1995 | 643억 | 2008 | 7,867억 | 2021 | 1.88조 |
| 1996 | 748억 | 2009 | 8,297억 | 2022 | 2.67조 |
| 1997 | 749억 | 2010 | 1.02조 | 2023 | 3.1조 |
| 1998 | 928억 | 2011 | 1.19조 | 2024 | 3.11조 |
| 1999 | 1,151억 | 2012 | 1.26조 | 2025 | 4.15조 |
| 2000 | 1,546억 | 2013 | 1.33조 | 2026 | 4.87조 |
| 2001 | 1,849억 | 2014 | 1.19조 | | |
| 2002 | 1,849억 | 2015 | 1.13조 | | |