Show data table
| 1957 | 83.2M | 1973 | 665M | 2011 | 4.28B |
| 1958 | 86.7M | 1974 | 1.43B | 2012 | 4.14B |
| 1959 | 100M | 1975 | 1.59B | 2013 | 7.78B |
| 1960 | 119M | 1976 | 1.76B | 2014 | 6.92B |
| 1961 | 125M | 1977 | 2.01B | 2015 | 9.6B |
| 1962 | 135M | 1978 | 1.99B | 2016 | 5.97B |
| 1963 | 163M | 1979 | 2.37B | 2017 | 7.42B |
| 1964 | 185M | 1980 | 2.98B | 2018 | 6.33B |
| 1965 | 226M | 1981 | 4.09B | 2019 | 7.66B |
| 1966 | 235M | 2004 | 614M | 2020 | 5.68B |
| 1967 | 235M | 2005 | 1.12B | 2021 | 4.77B |
| 1968 | 291M | 2006 | 1.24B | 2022 | 4.72B |
| 1969 | 376M | 2007 | 1.99B | 2023 | 5.73B |
| 1970 | 401M | 2008 | 3.12B | 2024 | 6.34B |
| 1971 | 426M | 2009 | 3.24B | 2025 | 6.45B |
| 1972 | 466M | 2010 | 3.75B | | |
Show data table
| 1957 | 6.5% | 1973 | 12.3% | 2011 | 2.3% |
| 1958 | 6.1% | 1974 | 12.5% | 2012 | 1.9% |
| 1959 | 6.7% | 1975 | 11.7% | 2013 | 3.3% |
| 1960 | 7.1% | 1976 | 11.2% | 2014 | 3% |
| 1961 | 6.9% | 1977 | 9.8% | 2015 | 5.4% |
| 1962 | 6.9% | 1978 | 8.1% | 2016 | 3.6% |
| 1963 | 8.3% | 1979 | 6.1% | 2017 | 3.9% |
| 1964 | 8% | 1980 | 5.5% | 2018 | 2.8% |
| 1965 | 8.9% | 1981 | 10.8% | 2019 | 3.2% |
| 1966 | 8.5% | 2004 | 1.7% | 2020 | 3.1% |
| 1967 | 8.4% | 2005 | 2.2% | 2021 | 2.3% |
| 1968 | 9.2% | 2006 | 1.9% | 2022 | 1.6% |
| 1969 | 11.4% | 2007 | 2.2% | 2023 | 2.3% |
| 1970 | 11.2% | 2008 | 2.4% | 2024 | 2.3% |
| 1971 | 10.5% | 2009 | 2.9% | 2025 | 2.4% |
| 1972 | 10.6% | 2010 | 2.7% | | |