Year % (cumulative) 1995 32.5947456359863 1996 32.9619941711426 1997 33.2234001159668 1998 34.0497093200684 1999 34.9868240356445 2000 35.2522583007812 2001 35.7121162414551 2002 36.2433128356934 2003 36.6454200744629 2007 38.0063781738281 2017 43.3115348815918 2019 44.6951713562012 2021 45.8285980224609 2023 47.1489868164062