데이터 표
| 1997 | 13% | 2007 | 12.4% | 2017 | 12.5% |
| 1998 | 13.2% | 2008 | 11% | 2018 | 13.2% |
| 1999 | 13.5% | 2009 | 10.1% | 2019 | 13.5% |
| 2000 | 14.6% | 2010 | 10.8% | 2020 | 13.7% |
| 2001 | 15.2% | 2011 | 11.1% | 2021 | 14.2% |
| 2002 | 14.7% | 2012 | 10.7% | 2022 | 14% |
| 2003 | 15.5% | 2013 | 10.1% | 2023 | 14.4% |
| 2004 | 15.9% | 2014 | 10.8% | 2024 | 14.5% |
| 2005 | 14.3% | 2015 | 12.3% | 2025 | 15.1% |
| 2006 | 13.1% | 2016 | 12.5% | 2026 | 15.3% |
데이터 표
| 1997 | 1.19조 | 2007 | 3.75조 | 2017 | 14.21조 |
| 1998 | 1.35조 | 2008 | 4.22조 | 2018 | 16.71조 |
| 1999 | 1.53조 | 2009 | 4.97조 | 2019 | 18.85조 |
| 2000 | 1.86조 | 2010 | 5.79조 | 2020 | 19.32조 |
| 2001 | 2.09조 | 2011 | 7.72조 | 2021 | 21.81조 |
| 2002 | 2.23조 | 2012 | 8.32조 | 2022 | 24.48조 |
| 2003 | 2.65조 | 2013 | 8.46조 | 2023 | 27.9조 |
| 2004 | 3.1조 | 2014 | 9.78조 | 2024 | 31.13조 |
| 2005 | 3.17조 | 2015 | 12조 | 2025 | 35.88조 |
| 2006 | 3.37조 | 2016 | 12.97조 | 2026 | 41.24조 |
데이터 표
| 1997 | 13.9% | 2007 | 13.2% | 2017 | 16.3% |
| 1998 | 14% | 2008 | 12.9% | 2018 | 16.2% |
| 1999 | 14.7% | 2009 | 11.8% | 2019 | 18.3% |
| 2000 | 15.2% | 2010 | 15.4% | 2020 | 21.4% |
| 2001 | 16.2% | 2011 | 13.2% | 2021 | 22% |
| 2002 | 16.8% | 2012 | 13.1% | 2022 | 19.5% |
| 2003 | 16.5% | 2013 | 13.3% | 2023 | 19.3% |
| 2004 | 15.6% | 2014 | 13.6% | 2024 | 18.4% |
| 2005 | 14.5% | 2015 | 14.9% | 2025 | 22.2% |
| 2006 | 13.7% | 2016 | 15.2% | 2026 | 21.3% |
데이터 표
| 1997 | 1.26조 | 2007 | 3.99조 | 2017 | 18.58조 |
| 1998 | 1.42조 | 2008 | 4.99조 | 2018 | 20.54조 |
| 1999 | 1.67조 | 2009 | 5.75조 | 2019 | 25.59조 |
| 2000 | 1.94조 | 2010 | 8.29조 | 2020 | 30.27조 |
| 2001 | 2.23조 | 2011 | 9.14조 | 2021 | 33.73조 |
| 2002 | 2.54조 | 2012 | 10.16조 | 2022 | 33.98조 |
| 2003 | 2.82조 | 2013 | 11.13조 | 2023 | 37.34조 |
| 2004 | 3.03조 | 2014 | 12.26조 | 2024 | 39.58조 |
| 2005 | 3.21조 | 2015 | 14.54조 | 2025 | 52.87조 |
| 2006 | 3.53조 | 2016 | 15.7조 | 2026 | 57.17조 |