Year Percent 1994-01-01 0.140450000000000000 1995-01-01 0.075311000000000000 1996-01-01 11.304700000000000000 1997-01-01 20.634400000000000000 1998-01-01 16.108000000000000000 1999-01-01 6.072740000000000500 2000-01-01 0.010283000000000000 2001-01-01 0.271894000000000000 2002-01-01 0.268223000000000000 2003-01-01 0.007070999999999999 2004-01-01 0.001807000000000000 2005-01-01 0.001127000000000000 2006-01-01 0.001326000000000000 2007-01-01 0.049826999999999996