Year	LCU per US$
1960	5.6363
1961	5.9742
1962	6.6501
1963	6.6501
1964	6.6501
1965	6.625
1966	6.625
1967	6.625
1968	6.625
1969	6.625
1970	6.625
1971	6.625833
1972	6.635
1973	6.646758
1974	7.93
1975	8.57
1976	8.57
1977	8.57
1978	8.57
1979	8.57
1980	8.57
1981	21.763333
1982	37.406667
1983	41.094167
1984	44.532683
1985	50.5
1986	55.8
1987	62.77
1988	75.79
1989	81.11
1990	91.54
1991	122.43
1992	134.506333
1993	142.171667
1994	157.066667
1995	179.63
1996	207.71
1997	232.6
1998	257.19
1999	285.68
2000	308.19
2001	328.87
2002	359.82
2003	398.66
2004	437.93
2005	477.88
2006	511.25
2007	516.6155
2008	526.2356
2009	573.287957
2010	525.8295
2011	505.66424
2012	502.901462
2013	499.766833
2014	538.3172
2015	534.56577
2016	544.739367
2017	567.51309
2018	576.972501
2019	587.294596
2020	584.900855
2021	620.78472
2022	647.135818
2023	544.050776