Year National currency (Units) 1980 3468940.425 1981 3258499.404 1982 3319088.089 1983 3312613.838 1984 3400129.100 1985 3519898.867 1986 3371801.464 1987 2791139.137 1988 2826643.138 1989 3192573.193 1990 3284690.668 1991 3376897.902 1992 3173489.102 1993 3220656.084 1994 3258762.096 1995 3337412.646 1996 3374044.381 1997 3480643.359 1998 3513848.140 1999 3121559.555 2000 2988073.000 2001 2977859.581 2002 2910653.153 2003 2887961.747 2004 2849073.906 2005 2757724.868 2006 2639126.579 2007 2724521.397 2008 2670254.351 2009 2513868.390 2010 2573697.745 2011 2655316.032 2012 2692436.145 2013 2734071.178 2014 2755316.960 2015 2770489.723 2016 2757563.532 2017 2708570.880 2018 2696096.803 2019 2761980.133 2020 2676699.834 2021 2681732.161 2022 2729257.464 2023 2730394.495 2024 2749570.288 2025 2763376.338 2026 2775877.719 2027 2787890.918 2028 2799138.128 2029 2811934.899