Year % gross 1993 86.2379379272461 1994 86.8920288085938 1995 87.9580688476562 1996 90.3919219970703 1997 90.7770767211914 1998 84.0264282226562 1999 84.5168914794922 2000 86.7262802124023 2001 86.8300399780273 2002 88.1561584472656 2003 90.7432174682617 2004 93.2026519775391 2005 94.9690475463867 2006 95.2190475463867 2007 94.9397583007812 2008 94.2508697509766 2009 93.7680511474609 2010 94.349250793457 2011 94.7224884033203 2012 94.7320022583008 2013 92.7268218994141 2014 92.1100921630859 2015 91.2764282226562 2016 90.864372253418 2017 90.6018524169922 2018 91.1364898681641 2019 90.507080078125 2020 89.9834671020508 2021 90.4133987426758 2022 91.5666732788086