Year current LCU 1960 266.219797720493 1961 280.1578222398618 1962 285.60613881146554 1963 265.12331054401045 1964 280.94566533041655 1965 283.0755779004317 1966 296.9114751982099 1967 295.60721323981267 1968 320.5998454437227 1969 342.8536128328151 1970 374.7752871753725 1971 397.19555863148076 1972 525.5694495403746 1973 579.8438051881794 1974 656.623053685734 1975 694.2500409129854 1976 818.8646630184606 1977 1263.0786737315045 1978 1546.376774351444 1979 1796.0009262551225 1980 2068.4677800521026 1981 2547.657901304175 1982 2818.560840200415 1983 3009.4584807264505 1984 3304.366639777393 1985 3545.638685012533 1986 3898.8578033540416 1987 4241.457886731681 1988 4835.666190799101 1989 5162.139476495727 1990 5769.466693929076 1991 6100.727079269374 1992 6628.393775061384 1993 6803.583844535781 1994 6858.456785789511 1995 7472.979837791441 1996 7831.131332575029 1997 8216.773425741188 1998 8836.070599570796 1999 9254.265537962192 2000 10152.217233532197 2001 10978.390721658556 2002 11608.306743058616 2003 12152.503801676274 2004 13184.946895424837 2005 13975.54599573378 2006 15592.747718237051 2007 17385.322673789073 2008 17932.03887015483 2009 17558.363983976695 2010 17795.671862992644 2011 17729.50332557519 2012 18236.799496683103 2013 19217.39785946952 2014 19468.62840466926 2015 19944.21592381811 2016 20748.940667969007 2017 21591.014599854097 2018 22679.2108737569 2019 23436.67797644009 2020 22427.17333129444 2021 22572.269294176283 2022 25104.186708738984 2023 27754.633647707768