Quarter	National Currency Units per US Dollar
1993-01-01	0.965666423000000
1993-04-01	0.959514483666667
1993-07-01	1.075040386000000
1993-10-01	1.085286242333330
1994-01-01	1.101285711000000
1994-04-01	1.077806546000000
1994-07-01	1.042078824333330
1994-10-01	1.033559051666670
1995-01-01	1.006771559666670
1995-04-01	0.973245701333333
1995-07-01	0.987397375666667
1995-10-01	0.980791785666667
1996-01-01	0.995706920000000
1996-04-01	1.021653499666670
1996-07-01	1.015933081333330
1996-10-01	1.036778862000000
1997-01-01	1.086868486000000
1997-04-01	1.106320122333330
1997-07-01	1.144127995666670
1997-10-01	1.126092633333330
1998-01-01	1.167319480000000
1998-04-01	1.150932749000000
1998-07-01	1.162251875333330
1998-10-01	1.197636593000000
1999-01-01	1.282148310333330
1999-04-01	1.424660868666670
1999-07-01	1.407731970333330
1999-10-01	1.377436987000000
2000-01-01	1.412688928666670
2000-04-01	1.500044258333330
2000-07-01	1.564905176333330
2000-10-01	1.656841266666670
2001-01-01	1.569729359000000
2001-04-01	1.639680010666670
2001-07-01	1.608068335333330
2001-10-01	1.602867954666670
2002-01-01	1.599094912333330
2002-04-01	1.555367456666670
2002-07-01	1.478468211000000
2002-10-01	1.385359269000000
2003-01-01	1.293102303666670
2003-04-01	1.205625263000000
2003-07-01	1.231881652666670
2003-10-01	1.151950696000000
2004-01-01	1.076611564666670
2004-04-01	1.104461262666670
2004-07-01	1.087388523666670
2004-10-01	1.014483613000000
2005-01-01	0.968067450000000
2005-04-01	1.024165173000000
2005-07-01	1.051893159666670
2005-10-01	1.074343313333330
2006-01-01	1.034687645333330
2006-04-01	0.996370798333333
2006-07-01	0.986523269000000
2006-10-01	0.925490716666667
2007-01-01	0.870908849666666
2007-04-01	0.830921242000000
2007-07-01	0.811436411333333
2007-10-01	0.765540286666666
2008-01-01	0.733242603333333
2008-04-01	0.667363739000000
2008-07-01	0.668945982666667
2008-10-01	0.766724202666666
2009-01-01	0.768604545454546
2009-04-01	0.734309884559885
2009-07-01	0.699093544137022
2009-10-01	0.677193719806763
2010-01-01	0.722664285714286
2010-04-01	0.786976190476190
2010-07-01	0.773787878787879
2010-10-01	0.736745718050066
2011-01-01	0.731408247066943
2011-04-01	0.694783549783550
2011-07-01	0.708233264320221
2011-10-01	0.742209956709957
2012-01-01	0.762537518037518
2012-04-01	0.779816425120773
2012-07-01	0.799138274044796
2012-10-01	0.770532624380451
2013-01-01	0.757865873015873
2013-04-01	0.765691004329004
2013-07-01	0.754941272978230
2013-10-01	0.734692482903570
2014-01-01	0.729664746721877
2014-04-01	0.729257503607504
2014-07-01	0.754988833992094
2014-10-01	0.800869478260870
2015-01-01	0.888312818181818
2015-04-01	0.904120108225108
2015-07-01	0.899525335654683
2015-10-01	0.913848313570487
2016-01-01	0.907330710835059
2016-04-01	0.885569054834055
2016-07-01	0.896160021645022
2016-10-01	0.928066320346321
2017-01-01	0.938476221343874
2017-04-01	0.909275285243742
2017-07-01	0.851432953761214
2017-10-01	0.849244235209235
2018-01-01	0.813750682476943
2018-04-01	0.839484382332643
2018-07-01	0.859573256916996