Year	Yen to National Currency Units
1999-01-01	102.73
2000-01-01	106.92
2001-01-01	115.33
2002-01-01	124.39
2003-01-01	135.05
2004-01-01	139.65
2005-01-01	138.90
2006-01-01	156.93
2007-01-01	164.93
2008-01-01	126.14
2009-01-01	133.16
2010-01-01	108.65
2011-01-01	100.20
2012-01-01	113.61
2013-01-01	144.72
2014-01-01	145.23
2015-01-01	131.07
2016-01-01	123.40
2017-01-01	135.01