데이터 표
| 1980 | 326억 | 1996 | 1,227억 | 2012 | 2,167억 |
| 1981 | 325억 | 1997 | 1,172억 | 2013 | 2,267억 |
| 1982 | 307억 | 1998 | 1,241억 | 2014 | 2,301억 |
| 1983 | 283억 | 1999 | 1,276억 | 2015 | 1,991억 |
| 1984 | 260억 | 2000 | 1,187억 | 2016 | 2,062억 |
| 1985 | 272억 | 2001 | 1,216억 | 2017 | 2,208억 |
| 1986 | 379억 | 2002 | 1,347억 | 2018 | 2,422억 |
| 1987 | 474억 | 2003 | 1,652억 | 2019 | 2,401억 |
| 1988 | 554억 | 2004 | 1,893억 | 2020 | 2,294억 |
| 1989 | 598억 | 2005 | 1,974억 | 2021 | 2,562억 |
| 1990 | 794억 | 2006 | 2,088억 | 2022 | 2,571억 |
| 1991 | 899억 | 2007 | 2,405억 | 2023 | 2,924억 |
| 1992 | 1,081억 | 2008 | 2,634억 | 2024 | 3,136억 |
| 1993 | 951억 | 2009 | 2,444억 | 2025 | 3,464억 |
| 1994 | 997억 | 2010 | 2,386억 | 2026 | 3,806억 |
| 1995 | 1,182억 | 2011 | 2,454억 | | |
데이터 표
| 1980 | 81.4억 | 1996 | 944억 | 2012 | 1,685억 |
| 1981 | 99.2억 | 1997 | 1,023억 | 2013 | 1,707억 |
| 1982 | 120억 | 1998 | 1,114억 | 2014 | 1,732억 |
| 1983 | 153억 | 1999 | 1,196억 | 2015 | 1,794억 |
| 1984 | 188억 | 2000 | 1,284억 | 2016 | 1,864억 |
| 1985 | 231억 | 2001 | 1,358억 | 2017 | 1,955억 |
| 1986 | 282억 | 2002 | 1,426억 | 2018 | 2,050억 |
| 1987 | 333억 | 2003 | 1,461억 | 2019 | 2,145억 |
| 1988 | 397억 | 2004 | 1,522억 | 2020 | 2,010억 |
| 1989 | 469억 | 2005 | 1,586억 | 2021 | 2,165억 |
| 1990 | 564억 | 2006 | 1,663억 | 2022 | 2,440억 |
| 1991 | 646억 | 2007 | 1,755억 | 2023 | 2,704억 |
| 1992 | 726억 | 2008 | 1,791억 | 2024 | 2,898억 |
| 1993 | 760억 | 2009 | 1,754억 | 2025 | 3,067억 |
| 1994 | 824억 | 2010 | 1,799억 | 2026 | 3,228억 |
| 1995 | 890억 | 2011 | 1,763억 | | |
데이터 표
| 1980 | 1,003억 | 1996 | 1,652억 | 2012 | 1,978억 |
| 1981 | 1,039억 | 1997 | 1,725억 | 2013 | 1,958억 |
| 1982 | 1,061억 | 1998 | 1,808억 | 2014 | 1,973억 |
| 1983 | 1,072억 | 1999 | 1,879억 | 2015 | 2,004억 |
| 1984 | 1,060억 | 2000 | 1,950억 | 2016 | 2,045억 |
| 1985 | 1,078억 | 2001 | 1,988억 | 2017 | 2,112억 |
| 1986 | 1,114억 | 2002 | 2,004억 | 2018 | 2,175억 |
| 1987 | 1,199억 | 2003 | 1,985억 | 2019 | 2,234억 |
| 1988 | 1,262억 | 2004 | 2,020억 | 2020 | 2,051억 |
| 1989 | 1,346억 | 2005 | 2,036억 | 2021 | 2,165억 |
| 1990 | 1,452억 | 2006 | 2,069억 | 2022 | 2,316억 |
| 1991 | 1,501억 | 2007 | 2,121억 | 2023 | 2,388억 |
| 1992 | 1,548억 | 2008 | 2,128억 | 2024 | 2,441억 |
| 1993 | 1,538억 | 2009 | 2,062억 | 2025 | 2,486억 |
| 1994 | 1,560억 | 2010 | 2,097억 | 2026 | 2,534억 |
| 1995 | 1,596억 | 2011 | 2,061억 | | |