Year National currency (Billions) 1998 908.941 1999 1586.528 2000 2642.381 2001 3301.713 2002 4002.442 2003 4804.480 2004 6240.008 2005 8579.637 2006 10625.812 2007 13368.262 2008 16169.099 2009 13599.718 2010 16031.930 2011 20855.368 2012 23435.105 2013 24442.686 2014 26766.080 2015 26494.089 2016 28181.500 2017 30640.020 2018 36916.899 2019 39110.301 2020 37856.707 2021 48118.423 2022 53073.828 2023 59073.512 2024 65807.683 2025 69891.448 2026 73397.994 2027 76387.117 2028 80175.588 2029 84154.844