데이터 표
| 1980 | 22.8% | 1996 | 103.7% | 2012 | 164.3% |
| 1981 | 27.1% | 1997 | 102.6% | 2013 | 180.5% |
| 1982 | 29.7% | 1998 | 100.8% | 2014 | 182.8% |
| 1983 | 34.1% | 1999 | 102.8% | 2015 | 180% |
| 1984 | 40.6% | 2000 | 108.9% | 2016 | 183.7% |
| 1985 | 47.3% | 2001 | 110.5% | 2017 | 182.6% |
| 1986 | 47.8% | 2002 | 107.9% | 2018 | 189.6% |
| 1987 | 53.2% | 2003 | 104.3% | 2019 | 183.7% |
| 1988 | 57.9% | 2004 | 105.5% | 2020 | 209.9% |
| 1989 | 60.7% | 2005 | 109.9% | 2021 | 197.8% |
| 1990 | 74.2% | 2006 | 105.3% | 2022 | 179.2% |
| 1991 | 75.7% | 2007 | 104.6% | 2023 | 165.5% |
| 1992 | 81.1% | 2008 | 110.9% | 2024 | 155.4% |
| 1993 | 101.7% | 2009 | 128.5% | 2025 | 145.7% |
| 1994 | 99.7% | 2010 | 147.8% | 2026 | 136.9% |
| 1995 | 100.4% | 2011 | 175.1% | | |
데이터 표
| 1980 | 16억 | 1996 | 1,044억 | 2012 | 3,054억 |
| 1981 | 22.7억 | 1997 | 1,141억 | 2013 | 3,215억 |
| 1982 | 31.4억 | 1998 | 1,220억 | 2014 | 3,219억 |
| 1983 | 42.9억 | 1999 | 1,323억 | 2015 | 3,157억 |
| 1984 | 63.6억 | 2000 | 1,482억 | 2016 | 3,204억 |
| 1985 | 90.4억 | 2001 | 1,630억 | 2017 | 3,239억 |
| 1986 | 109억 | 2002 | 1,714억 | 2018 | 3,424억 |
| 1987 | 137억 | 2003 | 1,815억 | 2019 | 3,402억 |
| 1988 | 181억 | 2004 | 1,993억 | 2020 | 3,517억 |
| 1989 | 226억 | 2005 | 2,140억 | 2021 | 3,651억 |
| 1990 | 333억 | 2006 | 2,257억 | 2022 | 3,709억 |
| 1991 | 420억 | 2007 | 2,399억 | 2023 | 3,719억 |
| 1992 | 520억 | 2008 | 2,648억 | 2024 | 3,678억 |
| 1993 | 734억 | 2009 | 3,011억 | 2025 | 3,618억 |
| 1994 | 816억 | 2010 | 3,306억 | 2026 | 3,571억 |
| 1995 | 921억 | 2011 | 3,562억 | | |