Show data table
| 1997 | 37B | 2007 | 353B | 2017 | 189B |
| 1998 | 31.5B | 2008 | 421B | 2018 | 24.1B |
| 1999 | 21.1B | 2009 | 243B | 2019 | 103B |
| 2000 | 20.4B | 2010 | 238B | 2020 | 249B |
| 2001 | 17.4B | 2011 | 136B | 2021 | 353B |
| 2002 | 35.4B | 2012 | 215B | 2022 | 443B |
| 2003 | 43.1B | 2013 | 148B | 2023 | 263B |
| 2004 | 68.9B | 2014 | 236B | 2024 | 424B |
| 2005 | 132B | 2015 | 293B | 2025 | 729B |
| 2006 | 232B | 2016 | 191B | 2026 | 725B |
Show data table
| 1997 | 3.8% | 2007 | 9.8% | 2017 | 1.5% |
| 1998 | 3% | 2008 | 9% | 2018 | 0.2% |
| 1999 | 1.9% | 2009 | 4.7% | 2019 | 0.7% |
| 2000 | 1.7% | 2010 | 3.9% | 2020 | 1.6% |
| 2001 | 1.3% | 2011 | 1.8% | 2021 | 1.9% |
| 2002 | 2.4% | 2012 | 2.5% | 2022 | 2.4% |
| 2003 | 2.6% | 2013 | 1.5% | 2023 | 1.4% |
| 2004 | 3.5% | 2014 | 2.2% | 2024 | 2.2% |
| 2005 | 5.7% | 2015 | 2.6% | 2025 | 3.7% |
| 2006 | 8.3% | 2016 | 1.7% | 2026 | 3.5% |