表を表示
| 1980 | 22% | 1996 | 37.8% | 2012 | 47.9% |
| 1981 | 21% | 1997 | 38.8% | 2013 | 48.9% |
| 1982 | 23.2% | 1998 | 40.2% | 2014 | 47.2% |
| 1983 | 24.1% | 1999 | 42% | 2015 | 48.8% |
| 1984 | 24.8% | 2000 | 43.9% | 2016 | 50.6% |
| 1985 | 24.7% | 2001 | 41.8% | 2017 | 49.6% |
| 1986 | 25.2% | 2002 | 40.9% | 2018 | 49.3% |
| 1987 | 25.9% | 2003 | 39.8% | 2019 | 47.5% |
| 1988 | 24.2% | 2004 | 39.8% | 2020 | 48.9% |
| 1989 | 22.9% | 2005 | 40.3% | 2021 | 49% |
| 1990 | 25.2% | 2006 | 39.8% | 2022 | 50.5% |
| 1991 | 25.6% | 2007 | 41% | 2023 | 48.2% |
| 1992 | 26.3% | 2008 | 41.2% | 2024 | 49.5% |
| 1993 | 27.2% | 2009 | 39.4% | 2025 | 50.9% |
| 1994 | 28.4% | 2010 | 41.7% | 2026 | 50.9% |
| 1995 | 36.8% | 2011 | 44.6% | | |
表を表示
| 1980 | 15.4億 | 1996 | 380億 | 2012 | 891億 |
| 1981 | 17.6億 | 1997 | 432億 | 2013 | 871億 |
| 1982 | 24.5億 | 1998 | 487億 | 2014 | 831億 |
| 1983 | 30.3億 | 1999 | 540億 | 2015 | 856億 |
| 1984 | 38.8億 | 2000 | 598億 | 2016 | 882億 |
| 1985 | 47.2億 | 2001 | 617億 | 2017 | 880億 |
| 1986 | 57.5億 | 2002 | 650億 | 2018 | 891億 |
| 1987 | 66.8億 | 2003 | 693億 | 2019 | 880億 |
| 1988 | 75.8億 | 2004 | 751億 | 2020 | 820億 |
| 1989 | 85.2億 | 2005 | 784億 | 2021 | 904億 |
| 1990 | 113億 | 2006 | 853億 | 2022 | 1,046億 |
| 1991 | 142億 | 2007 | 939億 | 2023 | 1,082億 |
| 1992 | 168億 | 2008 | 984億 | 2024 | 1,171億 |
| 1993 | 196億 | 2009 | 923億 | 2025 | 1,265億 |
| 1994 | 233億 | 2010 | 931億 | 2026 | 1,328億 |
| 1995 | 338億 | 2011 | 907億 | | |
表を表示
| 1980 | 24.5% | 1996 | 46.1% | 2012 | 54.9% |
| 1981 | 28.1% | 1997 | 45.1% | 2013 | 53% |
| 1982 | 28.7% | 1998 | 46.7% | 2014 | 51.5% |
| 1983 | 30.2% | 1999 | 48% | 2015 | 51.9% |
| 1984 | 32% | 2000 | 48.2% | 2016 | 50.3% |
| 1985 | 34.2% | 2001 | 47.5% | 2017 | 48.5% |
| 1986 | 33.8% | 2002 | 47.1% | 2018 | 48.6% |
| 1987 | 34% | 2003 | 47.9% | 2019 | 47.6% |
| 1988 | 33.8% | 2004 | 48.8% | 2020 | 59.3% |
| 1989 | 34.8% | 2005 | 46.6% | 2021 | 56.7% |
| 1990 | 38.5% | 2006 | 45.9% | 2022 | 53.1% |
| 1991 | 35.2% | 2007 | 47.8% | 2023 | 49.6% |
| 1992 | 36.9% | 2008 | 51.5% | 2024 | 48.2% |
| 1993 | 38.6% | 2009 | 54.8% | 2025 | 49.7% |
| 1994 | 36.9% | 2010 | 53.1% | 2026 | 50.3% |
| 1995 | 46.6% | 2011 | 55.1% | | |
表を表示
| 1980 | 17.2億 | 1996 | 465億 | 2012 | 1,020億 |
| 1981 | 23.6億 | 1997 | 501億 | 2013 | 944億 |
| 1982 | 30.3億 | 1998 | 566億 | 2014 | 907億 |
| 1983 | 38.1億 | 1999 | 617億 | 2015 | 909億 |
| 1984 | 50.1億 | 2000 | 656億 | 2016 | 877億 |
| 1985 | 65.4億 | 2001 | 700億 | 2017 | 861億 |
| 1986 | 77.1億 | 2002 | 749億 | 2018 | 877億 |
| 1987 | 87.6億 | 2003 | 834億 | 2019 | 881億 |
| 1988 | 106億 | 2004 | 922億 | 2020 | 993億 |
| 1989 | 129億 | 2005 | 908億 | 2021 | 1,047億 |
| 1990 | 173億 | 2006 | 983億 | 2022 | 1,099億 |
| 1991 | 195億 | 2007 | 1,095億 | 2023 | 1,115億 |
| 1992 | 237億 | 2008 | 1,230億 | 2024 | 1,142億 |
| 1993 | 279億 | 2009 | 1,285億 | 2025 | 1,233億 |
| 1994 | 302億 | 2010 | 1,187億 | 2026 | 1,313億 |
| 1995 | 428億 | 2011 | 1,121億 | | |