Show data table
| 1989 | 18% | 2002 | 12% | 2015 | 12.6% |
| 1990 | 14.9% | 2003 | 12.6% | 2016 | 11.1% |
| 1991 | 14.1% | 2004 | 12.7% | 2017 | 13.5% |
| 1992 | 15.7% | 2005 | 12.6% | 2018 | 13.5% |
| 1993 | 15.8% | 2006 | 12.9% | 2019 | 13.8% |
| 1994 | 16.4% | 2007 | 16% | 2020 | 14.4% |
| 1995 | 17.6% | 2008 | 14.5% | 2021 | 17.5% |
| 1996 | 18% | 2009 | 14.8% | 2022 | 14.5% |
| 1997 | 18% | 2010 | 13.8% | 2023 | 15.2% |
| 1998 | 17.4% | 2011 | 13.7% | 2024 | 15.2% |
| 1999 | 12.7% | 2012 | 14% | 2025 | 15.6% |
| 2000 | 11.9% | 2013 | 13.5% | 2026 | 15.9% |
| 2001 | 12.2% | 2014 | 12.6% | | |
Show data table
| 1989 | 91.5B | 2002 | 348B | 2015 | 848B |
| 1990 | 79.4B | 2003 | 391B | 2016 | 780B |
| 1991 | 79.3B | 2004 | 413B | 2017 | 1T |
| 1992 | 93.3B | 2005 | 437B | 2018 | 1.08T |
| 1993 | 102B | 2006 | 473B | 2019 | 1.19T |
| 1994 | 145B | 2007 | 627B | 2020 | 1.3T |
| 1995 | 190B | 2008 | 633B | 2021 | 1.72T |
| 1996 | 217B | 2009 | 676B | 2022 | 1.57T |
| 1997 | 238B | 2010 | 651B | 2023 | 1.82T |
| 1998 | 252B | 2011 | 693B | 2024 | 1.97T |
| 1999 | 287B | 2012 | 798B | 2025 | 2.2T |
| 2000 | 299B | 2013 | 836B | 2026 | 2.46T |
| 2001 | 327B | 2014 | 825B | | |
Show data table
| 1989 | 17.1% | 2002 | 15.3% | 2015 | 18.2% |
| 1990 | 18.1% | 2003 | 13.7% | 2016 | 15.4% |
| 1991 | 17.2% | 2004 | 13.4% | 2017 | 17.7% |
| 1992 | 18.4% | 2005 | 14.1% | 2018 | 16.5% |
| 1993 | 16.4% | 2006 | 13% | 2019 | 14.3% |
| 1994 | 18.5% | 2007 | 15.8% | 2020 | 19.1% |
| 1995 | 20.2% | 2008 | 14.5% | 2021 | 20% |
| 1996 | 18.2% | 2009 | 17% | 2022 | 20% |
| 1997 | 17.3% | 2010 | 14.1% | 2023 | 19.3% |
| 1998 | 14.9% | 2011 | 14.7% | 2024 | 18.2% |
| 1999 | 10.7% | 2012 | 14.2% | 2025 | 18.5% |
| 2000 | 15.6% | 2013 | 14.9% | 2026 | 18.8% |
| 2001 | 15.4% | 2014 | 14.2% | | |
Show data table
| 1989 | 87B | 2002 | 445B | 2015 | 1.22T |
| 1990 | 96.7B | 2003 | 425B | 2016 | 1.08T |
| 1991 | 96.5B | 2004 | 436B | 2017 | 1.31T |
| 1992 | 109B | 2005 | 490B | 2018 | 1.31T |
| 1993 | 105B | 2006 | 478B | 2019 | 1.23T |
| 1994 | 164B | 2007 | 618B | 2020 | 1.72T |
| 1995 | 219B | 2008 | 635B | 2021 | 1.96T |
| 1996 | 219B | 2009 | 778B | 2022 | 2.17T |
| 1997 | 230B | 2010 | 664B | 2023 | 2.31T |
| 1998 | 216B | 2011 | 742B | 2024 | 2.37T |
| 1999 | 243B | 2012 | 810B | 2025 | 2.62T |
| 2000 | 391B | 2013 | 921B | 2026 | 2.91T |
| 2001 | 415B | 2014 | 933B | | |