Show data table
| 1980 | 243M | 1996 | 392M | 2012 | 1.02B |
| 1981 | 213M | 1997 | 363M | 2013 | 1.12B |
| 1982 | 202M | 1998 | 364M | 2014 | 1.15B |
| 1983 | 196M | 1999 | 372M | 2015 | 966M |
| 1984 | 189M | 2000 | 340M | 2016 | 1.01B |
| 1985 | 192M | 2001 | 373M | 2017 | 1.08B |
| 1986 | 258M | 2002 | 427M | 2018 | 1.18B |
| 1987 | 313M | 2003 | 547M | 2019 | 1.19B |
| 1988 | 336M | 2004 | 622M | 2020 | 1.22B |
| 1989 | 329M | 2005 | 656M | 2021 | 1.27B |
| 1990 | 402M | 2006 | 689M | 2022 | 1.22B |
| 1991 | 401M | 2007 | 796M | 2023 | 1.33B |
| 1992 | 437M | 2008 | 916M | 2024 | 1.44B |
| 1993 | 428M | 2009 | 904M | 2025 | 1.61B |
| 1994 | 315M | 2010 | 909M | 2026 | 1.81B |
| 1995 | 393M | 2011 | 1.02B | | |
Show data table
| 1980 | 51.4B | 1996 | 151B | 2012 | 389B |
| 1981 | 57.9B | 1997 | 159B | 2013 | 413B |
| 1982 | 66.4B | 1998 | 161B | 2014 | 426B |
| 1983 | 74.8B | 1999 | 172B | 2015 | 428B |
| 1984 | 82.6B | 2000 | 181B | 2016 | 450B |
| 1985 | 86.2B | 2001 | 205B | 2017 | 469B |
| 1986 | 89.4B | 2002 | 222B | 2018 | 491B |
| 1987 | 94.2B | 2003 | 238B | 2019 | 522B |
| 1988 | 100B | 2004 | 246B | 2020 | 525B |
| 1989 | 105B | 2005 | 259B | 2021 | 529B |
| 1990 | 109B | 2006 | 270B | 2022 | 571B |
| 1991 | 113B | 2007 | 286B | 2023 | 604B |
| 1992 | 116B | 2008 | 306B | 2024 | 656B |
| 1993 | 121B | 2009 | 319B | 2025 | 701B |
| 1994 | 131B | 2010 | 337B | 2026 | 757B |
| 1995 | 147B | 2011 | 362B | | |
Show data table
| 1980 | 151B | 1996 | 222B | 2012 | 342B |
| 1981 | 159B | 1997 | 232B | 2013 | 357B |
| 1982 | 166B | 1998 | 232B | 2014 | 365B |
| 1983 | 171B | 1999 | 238B | 2015 | 369B |
| 1984 | 178B | 2000 | 236B | 2016 | 381B |
| 1985 | 183B | 2001 | 248B | 2017 | 396B |
| 1986 | 187B | 2002 | 260B | 2018 | 410B |
| 1987 | 191B | 2003 | 265B | 2019 | 417B |
| 1988 | 200B | 2004 | 273B | 2020 | 416B |
| 1989 | 198B | 2005 | 288B | 2021 | 425B |
| 1990 | 213B | 2006 | 283B | 2022 | 436B |
| 1991 | 200B | 2007 | 286B | 2023 | 449B |
| 1992 | 214B | 2008 | 297B | 2024 | 464B |
| 1993 | 220B | 2009 | 307B | 2025 | 481B |
| 1994 | 211B | 2010 | 318B | 2026 | 501B |
| 1995 | 223B | 2011 | 331B | | |