Show data table
| 1987 | 1.32B | 2006 | 1.29B | 2017 | 6.4B |
| 1988 | 1.31B | 2007 | 1.78B | 2018 | 6.89B |
| 1989 | 459M | 2008 | 2.05B | 2019 | 7.26B |
| 1990 | 512M | 2009 | 2.89B | 2020 | 7.16B |
| 1991 | 428M | 2010 | 2.71B | 2021 | 7.53B |
| 1992 | 333M | 2011 | 3.03B | 2022 | 7.09B |
| 1993 | 298M | 2012 | 4.74B | 2023 | 7.96B |
| 1994 | 431M | 2013 | 5.52B | 2024 | 8.59B |
| 2003 | 842M | 2014 | 5.63B | 2025 | 10.5B |
| 2004 | 915M | 2015 | 6.11B | | |
| 2005 | 1.03B | 2016 | 6.33B | | |
Show data table
| 1987 | 4% | 2006 | 1.9% | 2017 | 2.3% |
| 1988 | 7.1% | 2007 | 2.3% | 2018 | 2.2% |
| 1989 | 7.3% | 2008 | 2.1% | 2019 | 2.2% |
| 1990 | 7.9% | 2009 | 2.7% | 2020 | 2.1% |
| 1991 | 5.6% | 2010 | 1.8% | 2021 | 2.1% |
| 1992 | 3.4% | 2011 | 1.8% | 2022 | 1.7% |
| 1993 | 2.3% | 2012 | 2.4% | 2023 | 1.8% |
| 1994 | 2.6% | 2013 | 2.6% | 2024 | 1.8% |
| 2003 | 2.1% | 2014 | 2.4% | 2025 | 2.2% |
| 2004 | 2% | 2015 | 2.6% | | |
| 2005 | 1.8% | 2016 | 2.5% | | |