데이터 표
| 1980 | 44.4% | 1996 | 16.6% | 2012 | 28% |
| 1981 | 32.1% | 1997 | 18% | 2013 | 24.9% |
| 1982 | 36.4% | 1998 | 27.4% | 2014 | 24.1% |
| 1983 | 44.8% | 1999 | 18.5% | 2015 | 26.5% |
| 1984 | 43.7% | 2000 | 20% | 2016 | 16.9% |
| 1985 | 26% | 2001 | 28.4% | 2017 | 17.5% |
| 1986 | 21.7% | 2002 | 28.8% | 2018 | 19.6% |
| 1987 | 25% | 2003 | 21.8% | 2019 | 18.6% |
| 1988 | 19.5% | 2004 | 24.7% | 2020 | 14.4% |
| 1989 | 40.6% | 2005 | 32.7% | 2021 | 15.4% |
| 1990 | 52.7% | 2006 | 39.9% | 2022 | 26.5% |
| 1991 | 48.5% | 2007 | 36.8% | 2023 | 21.6% |
| 1992 | 37.3% | 2008 | 34.5% | 2024 | 17.9% |
| 1993 | 38.4% | 2009 | 33.4% | 2025 | 18.1% |
| 1994 | 22.5% | 2010 | 26.6% | 2026 | 17.5% |
| 1995 | 18.1% | 2011 | 28.3% | | |
데이터 표
| 1980 | 29.6억 | 1996 | 234억 | 2012 | 3.2조 |
| 1981 | 25.8억 | 1997 | 551억 | 2013 | 2.7조 |
| 1982 | 42.1억 | 1998 | 713억 | 2014 | 2.59조 |
| 1983 | 67.8억 | 1999 | 840억 | 2015 | 2.06조 |
| 1984 | 83.9억 | 2000 | 1,644억 | 2016 | 1.13조 |
| 1985 | 86.3억 | 2001 | 3,480억 | 2017 | 1.24조 |
| 1986 | 68.2억 | 2002 | 4,145억 | 2018 | 1.45조 |
| 1987 | 83.5억 | 2003 | 4,712억 | 2019 | 1.24조 |
| 1988 | 69.2억 | 2004 | 7,735억 | 2020 | 8,197억 |
| 1989 | 136억 | 2005 | 1.41조 | 2021 | 1.04조 |
| 1990 | 191억 | 2006 | 2.1조 | 2022 | 2.26조 |
| 1991 | 180억 | 2007 | 2.31조 | 2023 | 1.62조 |
| 1992 | 158억 | 2008 | 3.05조 | 2024 | 1.39조 |
| 1993 | 176억 | 2009 | 2.37조 | 2025 | 1.31조 |
| 1994 | 150억 | 2010 | 2.15조 | 2026 | 1.34조 |
| 1995 | 152억 | 2011 | 2.85조 | | |
데이터 표
| 1980 | 248.5% | 1996 | 22.9% | 2012 | 35.2% |
| 1981 | 207% | 1997 | 14.8% | 2013 | 29.3% |
| 1982 | 221.3% | 1998 | 35.1% | 2014 | 31.6% |
| 1983 | 199.4% | 1999 | 18.7% | 2015 | 41.6% |
| 1984 | 158% | 2000 | 22.6% | 2016 | 27.8% |
| 1985 | 115.4% | 2001 | 13.5% | 2017 | 20.1% |
| 1986 | 119% | 2002 | 11.3% | 2018 | 19.1% |
| 1987 | 183% | 2003 | 11.8% | 2019 | 16.8% |
| 1988 | 227.9% | 2004 | 15.5% | 2020 | 16.2% |
| 1989 | 116.8% | 2005 | 14.1% | 2021 | 12.7% |
| 1990 | 212.9% | 2006 | 18.1% | 2022 | 14.8% |
| 1991 | 284.5% | 2007 | 19.7% | 2023 | 19.2% |
| 1992 | 594.8% | 2008 | 19.9% | 2024 | 18.5% |
| 1993 | 256.3% | 2009 | 39.8% | 2025 | 20.7% |
| 1994 | 509.8% | 2010 | 31.2% | 2026 | 19.2% |
| 1995 | 141.5% | 2011 | 27.5% | | |
데이터 표
| 1980 | 165억 | 1996 | 324억 | 2012 | 4.02조 |
| 1981 | 167억 | 1997 | 453억 | 2013 | 3.17조 |
| 1982 | 256억 | 1998 | 912억 | 2014 | 3.4조 |
| 1983 | 302억 | 1999 | 849억 | 2015 | 3.24조 |
| 1984 | 304억 | 2000 | 1,863억 | 2016 | 1.85조 |
| 1985 | 383억 | 2001 | 1,652억 | 2017 | 1.42조 |
| 1986 | 374억 | 2002 | 1,617억 | 2018 | 1.41조 |
| 1987 | 610억 | 2003 | 2,548억 | 2019 | 1.12조 |
| 1988 | 811억 | 2004 | 4,849억 | 2020 | 9,206억 |
| 1989 | 391억 | 2005 | 6,096억 | 2021 | 8,613억 |
| 1990 | 772억 | 2006 | 9,542억 | 2022 | 1.26조 |
| 1991 | 1,058억 | 2007 | 1.23조 | 2023 | 1.44조 |
| 1992 | 2,520억 | 2008 | 1.76조 | 2024 | 1.43조 |
| 1993 | 1,173억 | 2009 | 2.83조 | 2025 | 1.5조 |
| 1994 | 3,391억 | 2010 | 2.52조 | 2026 | 1.47조 |
| 1995 | 1,190억 | 2011 | 2.77조 | | |