Year	National currency (Units)
1998	1724.193
1999	1709.696
2000	1641.704
2001	1638.457
2002	1516.258
2003	1269.346
2004	1180.625
2005	1083.861
2006	1029.651
2007	992.157
2008	824.729
2009	877.760
2010	1041.167
2011	1177.584
2012	1310.442
2013	1299.654
2014	1297.144
2015	1298.633
2016	1288.310
2017	1335.384
2018	1382.368
2019	1272.271
2020	1151.341
2021	1223.919
2022	1276.552
2023	1315.474
2024	1331.451
2025	1348.961
2026	1366.542
2027	1383.121
2028	1399.018
2029	1414.365