데이터 표
| 1990 | 53.2% | 2003 | 35.2% | 2016 | 30.9% |
| 1991 | 55% | 2004 | 47.6% | 2017 | 27.8% |
| 1992 | 51.5% | 2005 | 38.8% | 2018 | 31.2% |
| 1993 | 53.3% | 2006 | 37.9% | 2019 | 33.5% |
| 1994 | 48% | 2007 | 39.8% | 2020 | 32.6% |
| 1995 | 46.5% | 2008 | 33% | 2021 | 29.6% |
| 1996 | 46.4% | 2009 | 50.6% | 2022 | 34.7% |
| 1997 | 38.2% | 2010 | 36.6% | 2023 | 32.2% |
| 1998 | 48.1% | 2011 | 33.7% | 2024 | 26.7% |
| 1999 | 38% | 2012 | 39.5% | 2025 | 26.1% |
| 2000 | 34.4% | 2013 | 47.6% | 2026 | 25.5% |
| 2001 | 36.6% | 2014 | 45.7% | | |
| 2002 | 39.5% | 2015 | 57% | | |
데이터 표
| 1990 | 121억 | 2003 | 304억 | 2016 | 1,709억 |
| 1991 | 112억 | 2004 | 531억 | 2017 | 1,633억 |
| 1992 | 120억 | 2005 | 630억 | 2018 | 2,079억 |
| 1993 | 113억 | 2006 | 810억 | 2019 | 2,148억 |
| 1994 | 104억 | 2007 | 1,101억 | 2020 | 1,712억 |
| 1995 | 116억 | 2008 | 1,354억 | 2021 | 1,937억 |
| 1996 | 131억 | 2009 | 1,623억 | 2022 | 2,979억 |
| 1997 | 139억 | 2010 | 1,595억 | 2023 | 2,549억 |
| 1998 | 149억 | 2011 | 2,060억 | 2024 | 2,133억 |
| 1999 | 156억 | 2012 | 2,689억 | 2025 | 2,100억 |
| 2000 | 227억 | 2013 | 3,441억 | 2026 | 2,022억 |
| 2001 | 233억 | 2014 | 3,428억 | | |
| 2002 | 278억 | 2015 | 3,356억 | | |
데이터 표
| 1990 | 50% | 2003 | 28.5% | 2016 | 40.1% |
| 1991 | 57.5% | 2004 | 29.9% | 2017 | 34.7% |
| 1992 | 54.2% | 2005 | 29% | 2018 | 28.9% |
| 1993 | 62.8% | 2006 | 29.5% | 2019 | 32.5% |
| 1994 | 59.8% | 2007 | 29.5% | 2020 | 34.7% |
| 1995 | 52.2% | 2008 | 23.5% | 2021 | 29.4% |
| 1996 | 55.2% | 2009 | 36.4% | 2022 | 24.3% |
| 1997 | 47.6% | 2010 | 32% | 2023 | 26.7% |
| 1998 | 55.1% | 2011 | 28.5% | 2024 | 26% |
| 1999 | 42.4% | 2012 | 31% | 2025 | 27.1% |
| 2000 | 29.8% | 2013 | 28.3% | 2026 | 29% |
| 2001 | 32.1% | 2014 | 32.3% | | |
| 2002 | 31.6% | 2015 | 38.6% | | |
데이터 표
| 1990 | 114억 | 2003 | 246억 | 2016 | 2,217억 |
| 1991 | 117억 | 2004 | 334억 | 2017 | 2,033억 |
| 1992 | 126억 | 2005 | 471억 | 2018 | 1,928억 |
| 1993 | 133억 | 2006 | 631억 | 2019 | 2,084억 |
| 1994 | 129억 | 2007 | 815억 | 2020 | 1,824억 |
| 1995 | 130억 | 2008 | 965억 | 2021 | 1,921억 |
| 1996 | 156억 | 2009 | 1,170억 | 2022 | 2,088억 |
| 1997 | 173억 | 2010 | 1,394억 | 2023 | 2,114억 |
| 1998 | 170억 | 2011 | 1,740억 | 2024 | 2,077억 |
| 1999 | 174억 | 2012 | 2,107억 | 2025 | 2,181억 |
| 2000 | 196억 | 2013 | 2,047억 | 2026 | 2,293억 |
| 2001 | 205억 | 2014 | 2,426억 | | |
| 2002 | 222억 | 2015 | 2,270억 | | |