Month	National Currency
2012-03-01	1508
2012-04-01	1430
2012-05-01	1431
2012-06-01	1440
2012-07-01	1452
2012-08-01	1462
2012-09-01	1467
2012-10-01	1475
2012-11-01	1480
2012-12-01	1503
2013-01-01	1589
2013-02-01	1610
2013-03-01	1612
2013-04-01	1551
2013-05-01	1569
2013-06-01	1590
2013-07-01	1609
2013-08-01	1614
2013-09-01	1617
2013-10-01	1627
2013-11-01	1631
2013-12-01	1642
2014-01-01	1712
2014-02-01	1738
2014-03-01	1760
2014-04-01	1713
2014-05-01	1721
2014-06-01	1701
2014-07-01	1682
2014-08-01	1690
2014-09-01	1710
2014-10-01	1732
2014-11-01	1733
2014-12-01	1762
2015-01-01	1851
2015-02-01	1871
2015-03-01	1878
2015-04-01	1830
2015-05-01	1837
2015-06-01	1861
2015-07-01	1862
2015-08-01	1863
2015-09-01	1866
2015-10-01	1871
2015-11-01	1879
2015-12-01	1956
2016-01-01	2159
2016-02-01	2179
2016-03-01	2157
2016-04-01	1971
2016-05-01	1979
2016-06-01	1971
2016-07-01	1989
2016-08-01	2018
2016-09-01	2019
2016-10-01	2021
2016-11-01	2024
2016-12-01	2120
2017-01-01	2321
2017-02-01	2346
2017-03-01	2305
2017-04-01	2117
2017-05-01	2106
2017-06-01	2102
2017-07-01	2110
2017-08-01	2118
2017-09-01	2125
2017-10-01	2127
2017-11-01	2132
2017-12-01	2214
2018-01-01	2425
2018-02-01	2454
2018-03-01	2374
2018-04-01	2192
2018-05-01	2188
2018-06-01	2189
2018-07-01	2203
2018-08-01	2231
2018-09-01	2231