Quarter	National Currency
2000-01-01	17664728001
2000-04-01	20274115579
2000-07-01	21489424108
2000-10-01	20492814593
2001-01-01	18559125432
2001-04-01	21201374098
2001-07-01	22986484178
2001-10-01	22236968834
2002-01-01	19381476091
2002-04-01	22514091228
2002-07-01	24325232842
2002-10-01	23023919427
2003-01-01	21427729590
2003-04-01	24706300574
2003-07-01	26540352814
2003-10-01	25208924616
2004-01-01	22742105137
2004-04-01	25890761816
2004-07-01	27941471603
2004-10-01	26650414823
2005-01-01	23238522502
2005-04-01	26823474934
2005-07-01	29216367306
2005-10-01	27528816488
2006-01-01	24009422418
2006-04-01	28547010301
2006-07-01	30760349801
2006-10-01	28414809778
2007-01-01	25696055411
2007-04-01	29944791833
2007-07-01	32314883329
2007-10-01	29598110491
2008-01-01	25810615359
2008-04-01	30062608629
2008-07-01	32132011937
2008-10-01	28927721648
2009-01-01	25081093791
2009-04-01	28971226501
2009-07-01	31074329864
2009-10-01	27737735852
2010-01-01	25168622699
2010-04-01	27352304984
2010-07-01	28364143577
2010-10-01	24350315273
2011-01-01	22111861911
2011-04-01	24845235429