Year Number 1983 917365 1984 910045 1988 862488 1999 1176417 2000 1014913 2003 774245 2004 704175 2011 71650 2012 58372 2014 52575 2015 48462 2016 34135 2017 58844 2021 39278.19921875 2022 29764.8359375 2023 105716.234375