Quarter	Fine troy ounces
1979-03-31	118.7317
1979-06-30	124.4725
1979-09-30	141.5264
1979-12-31	190.999
1980-03-31	280.327
1980-06-30	238.2184
1980-09-30	272.5563
1980-12-31	262.8763
1981-03-31	224.6386
1981-06-30	230.2902
1981-09-30	229.3148
1981-12-31	223.4414
1982-03-31	195.6611
1982-06-30	186.8496
1982-09-30	220.5644
1982-12-31	259.1001
1983-03-31	301.6737
1983-06-30	274.9289
1983-09-30	276.2127
1983-12-31	263.4184
1984-03-31	267.3928
1984-06-30	271.359
1984-09-30	266.0466
1984-12-31	274.434
1985-03-31	270.7843
1985-06-30	254.0199
1985-09-30	235.0449
1985-12-31	226.0749
1986-03-31	238.6173
1986-06-30	226.5672
1986-09-30	255.8073
1986-12-31	282.9583
1987-03-31	263.4084
1987-06-30	273.7145
1987-09-30	282.5328
1987-12-31	269.9776
1988-03-31	252.2757
1988-06-30	245.5812
1988-09-30	252.0729
1988-12-31	231.7927
1989-03-31	225.5136
1989-06-30	230.2268
1989-09-30	229.9849
1989-12-31	245.6003
1990-03-31	245.3531
1990-06-30	217.9196
1990-09-30	205.1126
1990-12-31	195.4025
1991-03-31	194.2426
1991-06-30	211.2347
1991-09-30	212.5713
1991-12-31	203.0911
1992-03-31	197.9372
1992-06-30	187.2857
1992-09-30	182.7457
1992-12-31	214.1757
1993-03-31	223.3337
1993-06-30	235.2331
1993-09-30	249.6287
1993-12-31	250.871
1994-03-31	258.2646
1994-06-30	253.5997
1994-09-30	248.7401
1994-12-31	242.7335
1995-03-31	239.5764
1995-06-30	243.0323
1995-09-30	244.2442
1995-12-31	246.8105
1996-03-31	261.2908
1996-06-30	255.934
1996-09-30	247.3565
1996-12-31	230.2113
1997-03-31	215.3223
1997-06-30	209.6968
1997-09-30	199.092
1997-12-31	185.2712
1998-03-31	178.6152
1998-06-30	181.1362
1998-09-30	174.7545
1998-12-31	175.3717
1999-03-31	175.6541
1999-06-30	169.8731
1999-09-30	161.8191
1999-12-31	181.3408
2000-03-31	180.8378
2000-06-30	183.2169
2000-09-30	187.0871
2000-12-31	186.1316
2001-03-31	180.5783
2001-06-30	188.6831
2001-09-30	190.7625
2001-12-31	192.9968
2002-03-31	203.3521
2002-06-30	213.6576
2002-09-30	202.805
2002-12-31	205.2861
2003-03-31	219.5726
2003-06-30	213.986
2003-09-30	225.4123
2003-12-31	229.6695
2004-03-31	222.0829
2004-06-30	217.6578
2004-09-30	220.6779
2004-12-31	232.752
2005-03-31	225.9843
2005-06-30	230.4697
2005-09-30	246.3686
2005-12-31	277.463
2006-03-31	316.0726
2006-06-30	342.8316
2006-09-30	331.5635
2006-12-31	320.4325
2007-03-31	332.5325
2007-06-30	335.6824
2007-09-30	336.557
2007-12-31	384.519
2008-03-31	467.4747
2008-06-30	454.8875
2008-09-30	459.767
2008-12-31	507.1289
2009-03-31	634.2293
2009-06-30	594.7906
2009-09-30	585.3234
2009-12-31	672.955
2010-03-31	712.3753
2010-06-30	803.6764
2010-09-30	792.2423
2010-12-31	865.0782
2011-03-31	864.8106
2011-06-30	924.8808
2011-09-30	1057.6358
2011-12-31	1071.5007
2012-03-31	1076.1261
2012-06-30	1016.3278
2012-09-30	1045.5401
2012-12-31	1070.9628
2013-03-31	1051.7014
2013-06-30	921.1832
2013-09-30	855.6669
2013-12-31	764.3745
2014-03-31	781.2795
2014-06-30	765.4825
2014-09-30	767.4275
2014-12-31	758.3016
2015-03-31	804.9172
2015-06-30	777.772
2015-09-30	725.508
2015-12-31	728.01
2016-03-31	827.1378
2016-06-30	878.3966
2016-09-30	1016.666
2016-12-31	982.0363
2017-03-31	984.7922