데이터 표
| 2002 | 14.8억 | 2010 | 45.1억 | 2018 | 22.3억 |
| 2003 | 13.5억 | 2011 | 47.5억 | 2019 | 22.1억 |
| 2004 | 19.2억 | 2012 | 22.1억 | 2020 | 28.1억 |
| 2005 | 18.6억 | 2013 | 2.91억 | 2021 | -800만 |
| 2006 | 14.4억 | 2014 | 13.5억 | 2022 | -26.9억 |
| 2007 | 54.2억 | 2015 | 7.44억 | 2023 | -35억 |
| 2008 | 34.8억 | 2016 | 16.3억 | 2024 | -70.6억 |
| 2009 | 50.2억 | 2017 | 14.3억 | 2025 | -79억 |
데이터 표
| 2002 | 33.9% | 2010 | 29.4% | 2018 | 12.1% |
| 2003 | 29.6% | 2011 | 26.6% | 2019 | 11.7% |
| 2004 | 37.2% | 2012 | 10.9% | 2020 | 14% |
| 2005 | 30.2% | 2013 | 1.4% | 2021 | -0.1% |
| 2006 | 20.8% | 2014 | 6.5% | 2022 | -18.5% |
| 2007 | 63.4% | 2015 | 3.7% | 2023 | -20.3% |
| 2008 | 33.8% | 2016 | 9% | 2024 | -39.6% |
| 2009 | 41.6% | 2017 | 7.6% | 2025 | -40.2% |