데이터 표
| 1995 | 78.5% | 2006 | 23.7% | 2017 | 65.2% |
| 1996 | 69.8% | 2007 | 23.9% | 2018 | 61.3% |
| 1997 | 61.6% | 2008 | 42.5% | 2019 | 55.8% |
| 1998 | 51.4% | 2009 | 61.8% | 2020 | 56.9% |
| 1999 | 46.6% | 2010 | 86.2% | 2021 | 52.4% |
| 2000 | 36.4% | 2011 | 109.6% | 2022 | 42.9% |
| 2001 | 33.6% | 2012 | 118.9% | 2023 | 41.8% |
| 2002 | 30.9% | 2013 | 117.7% | 2024 | 38.3% |
| 2003 | 29.8% | 2014 | 101.4% | 2025 | 32.9% |
| 2004 | 28.1% | 2015 | 74% | 2026 | 31.6% |
| 2005 | 26.1% | 2016 | 72.7% | | |
데이터 표
| 1990 | 342억 | 2003 | 434억 | 2016 | 2,006억 |
| 1991 | 360억 | 2004 | 439억 | 2017 | 2,011억 |
| 1992 | 370억 | 2005 | 444억 | 2018 | 2,056억 |
| 1993 | 411억 | 2006 | 437억 | 2019 | 2,029억 |
| 1994 | 417억 | 2007 | 472억 | 2020 | 2,172억 |
| 1995 | 431억 | 2008 | 796억 | 2021 | 2,352억 |
| 1996 | 421억 | 2009 | 1,047억 | 2022 | 2,236억 |
| 1997 | 427억 | 2010 | 1,442억 | 2023 | 2,191억 |
| 1998 | 414억 | 2011 | 1,897억 | 2024 | 2,154억 |
| 1999 | 432억 | 2012 | 2,100억 | 2025 | 2,094억 |
| 2000 | 395억 | 2013 | 2,152억 | 2026 | 2,090억 |
| 2001 | 410억 | 2014 | 2,034억 | | |
| 2002 | 420억 | 2015 | 2,016억 | | |
데이터 표
| 1998 | 44.1% | 2008 | 22.8% | 2018 | 52.5% |
| 1999 | 34.2% | 2009 | 37% | 2019 | 47.7% |
| 2000 | 24.6% | 2010 | 66.7% | 2020 | 48.4% |
| 2001 | 20.9% | 2011 | 78.6% | 2021 | 41.1% |
| 2002 | 22.7% | 2012 | 86.7% | 2022 | 37.1% |
| 2003 | 22.1% | 2013 | 88.9% | 2023 | 36.8% |
| 2004 | 19.8% | 2014 | 84% | 2024 | 31.3% |
| 2005 | 17.6% | 2015 | 63.7% | 2025 | 26.3% |
| 2006 | 14.5% | 2016 | 64.1% | 2026 | 22.5% |
| 2007 | 14.4% | 2017 | 56.7% | | |
데이터 표
| 1998 | 354억 | 2008 | 426억 | 2018 | 1,761억 |
| 1999 | 317억 | 2009 | 627억 | 2019 | 1,736억 |
| 2000 | 266억 | 2010 | 1,115억 | 2020 | 1,848억 |
| 2001 | 255억 | 2011 | 1,361억 | 2021 | 1,844억 |
| 2002 | 308억 | 2012 | 1,532억 | 2022 | 1,930억 |
| 2003 | 321억 | 2013 | 1,627억 | 2023 | 1,931억 |
| 2004 | 310억 | 2014 | 1,685억 | 2024 | 1,762억 |
| 2005 | 300억 | 2015 | 1,735억 | 2025 | 1,673억 |
| 2006 | 268억 | 2016 | 1,769억 | 2026 | 1,484억 |
| 2007 | 283억 | 2017 | 1,748억 | | |