Quarter	National Currency
1978-01-01	30839235010
1978-04-01	30943844345
1978-07-01	31382679073
1978-10-01	32388072602
1979-01-01	31767123642
1979-04-01	31673041365
1979-07-01	31999849128
1979-10-01	33065476859
1980-01-01	33766680536
1980-04-01	33307232571
1980-07-01	28620649400
1980-10-01	33703572022
1981-01-01	32530965358
1981-04-01	33085854746
1981-07-01	28770545564
1981-10-01	35365847509
1982-01-01	33136424583
1982-04-01	34062045967
1982-07-01	28951175022
1982-10-01	35958299689
1983-01-01	34336293094
1983-04-01	35318889866
1983-07-01	30156083988
1983-10-01	36651063833
1984-01-01	34968637706
1984-04-01	34501581092
1984-07-01	30182518032
1984-10-01	36888744609
1985-01-01	34312258408
1985-04-01	35318505747
1985-07-01	31381253622
1985-10-01	37539010932
1986-01-01	34549704770
1986-04-01	36031893500
1986-07-01	31333500499
1986-10-01	37285624927
1987-01-01	34041044280
1987-04-01	35372673897
1987-07-01	31250429885
1987-10-01	38280435309
1988-01-01	36237700323
1988-04-01	37348173794
1988-07-01	32778837137
1988-10-01	39535236214
1989-01-01	37640215804
1989-04-01	38768539327
1989-07-01	33857399782
1989-10-01	41288667364
1990-01-01	39362375274
1990-04-01	39379556509
1990-07-01	34755750332
1990-10-01	41230861697
1991-01-01	39010603653
1991-04-01	39410656857
1991-07-01	35026059530
1991-10-01	41380162095
1992-01-01	39405338351
1992-04-01	39279130564
1992-07-01	34522949101
1992-10-01	40445996020
1993-01-01	37108411603
1993-04-01	37947289398
1993-07-01	33417387037
1993-10-01	39229735536
1994-01-01	37567912633
1994-04-01	39411907509
1994-07-01	34927738425
1994-10-01	41904156786
1995-01-01	40554094124
1995-04-01	40599598104
1995-07-01	36283927520
1995-10-01	42455504517
1996-01-01	40262054340
1996-04-01	40514707209
1996-07-01	36591706885
1996-10-01	42295998375
1997-01-01	40376607353
1997-04-01	43199307240
1997-07-01	39168806134
1997-10-01	45817599251
1998-01-01	43647357493
1998-04-01	44929602929
1998-07-01	41005763676
1998-10-01	46851788436
1999-01-01	45093988649
1999-04-01	46855034898
1999-07-01	42863987218
1999-10-01	49469509402
2000-01-01	48305371304
2000-04-01	48749780963
2000-07-01	44430019850
2000-10-01	51118476095
2001-01-01	50232365025
2001-04-01	49807005508
2001-07-01	45626802731
2001-10-01	50155672866
2002-01-01	48902508742
2002-04-01	49389248177
2002-07-01	45928928649
2002-10-01	50726803977
2003-01-01	50068957129
2003-04-01	50130805807
2003-07-01	46631788840
2003-10-01	52034619320
2004-01-01	50547659825
2004-04-01	51152850362
2004-07-01	46675017566
2004-10-01	52220042853
2005-01-01	50920734645
2005-04-01	53055555624
2005-07-01	47893025842
2005-10-01	53060683888
2006-01-01	51806833931
2006-04-01	52319049600
2006-07-01	47565324133
2006-10-01	53238642336
2007-01-01	52777395130
2007-04-01	53073650386
2007-07-01	49191167942
2007-10-01	54111188680
2008-01-01	52783172895
2008-04-01	53110985673
2008-07-01	48198568375
2008-10-01	49797613393
2009-01-01	44979815398
2009-04-01	45659359652
2009-07-01	43147597254
2009-10-01	47599732492
2010-01-01	46486882833
2010-04-01	48094198664
2010-07-01	44290057453
2010-10-01	48994103037
2011-01-01	49041023184
2011-04-01	49865133472