London Gold, $/oz. Average of Month.
  Date
        London Gold
  Jan-68 
              35.2
  Feb-68 
              35.2
  Mar-68 
              35.2
  Apr-68 
              37.9
  May-68 
              40.7
  Jun-68 
              41.1
   Jul-68 
              39.5
  Aug-68 
              39.2
  Sep-68 
              40.2
  Oct-68 
              39.2
  Nov-68 
              39.8
  Dec-68 
              41.1
  Jan-69 
              42.3
  Feb-69 
              42.6
  Mar-69 
              43.2
  Apr-69 
              43.3
  May-69 
             43.46
  Jun-69 
             41.44
   Jul-69 
             41.76
  Aug-69 
             41.09
  Sep-69 
             40.87
  Oct-69 
             40.44
  Nov-69 
              37.4
  Dec-69 
             35.17
  Jan-70 
             34.94
  Feb-70 
             34.99
  Mar-70 
             35.09
  Apr-70 
             35.62
  May-70 
             35.95
  Jun-70 
             35.44
   Jul-70 
             35.32
  Aug-70 
             35.38
  Sep-70 
             36.19
  Oct-70 
             37.52
  Nov-70 
             37.44
  Dec-70 
             37.44
  Jan-71 
             37.87
  Feb-71 
             38.74
  Mar-71 
             38.87
  Apr-71 
             39.01
  May-71 
             40.52
  Jun-71 
              40.1
   Jul-71 
             40.95
  Aug-71 
             42.73
  Sep-71 
             42.02
  Oct-71 
              42.5
  Nov-71 
             42.86
  Dec-71 
             43.48
  Jan-72 
             45.75
  Feb-72 
             48.26
  Mar-72 
             48.33
  Apr-72 
             49.03
  May-72 
             54.62
  Jun-72 
             62.09
   Jul-72 
             65.67
  Aug-72 
             67.03
  Sep-72 
             65.47
  Oct-72 
             64.86
  Nov-72 
             62.91
  Dec-72 
             63.91
  Jan-73 
             65.14
  Feb-73 
              74.2
  Mar-73 
             84.37
  Apr-73 
              90.5
  May-73 
            101.96
  Jun-73 
            120.12
   Jul-73 
            120.17
  Aug-73 
            106.76
  Sep-73 
            102.97
  Oct-73 
            100.08
  Nov-73 
             94.82
  Dec-73 
            106.72
  Jan-74 
            129.19
  Feb-74 
            150.23
  Mar-74 
            168.42
  Apr-74 
            172.24
  May-74 
            163.27
  Jun-74 
             154.1
   Jul-74 
            142.98
  Aug-74 
            154.64
  Sep-74 
            151.77
  Oct-74 
            158.78
  Nov-74 
            181.66
  Dec-74 
            183.85
  Jan-75 
            176.27
  Feb-75 
            179.59
  Mar-75 
            178.16
  Apr-75 
            169.84
  May-75 
            167.39
  Jun-75 
            164.24
   Jul-75 
            165.17
  Aug-75 
               163
  Sep-75 
            144.09
  Oct-75 
            142.76
  Nov-75 
            142.42
  Dec-75 
             139.3
  Jan-76 
            131.49
  Feb-76 
            131.07
  Mar-76 
            132.58
  Apr-76 
            127.94
  May-76 
            126.94
  Jun-76 
            125.71
   Jul-76 
            117.76
  Aug-76 
            109.93
  Sep-76 
            114.15
  Oct-76 
            116.14
  Nov-76 
            130.48
  Dec-76 
            133.88
  Jan-77 
            132.26
  Feb-77 
            136.29
  Mar-77 
            148.22
  Apr-77 
            149.16
  May-77 
             146.6
  Jun-77 
            140.77
   Jul-77 
            143.39
  Aug-77 
            144.95
  Sep-77 
            149.52
  Oct-77 
            158.86
  Nov-77 
             162.1
  Dec-77 
            160.45
  Jan-78 
            173.17
  Feb-78 
            178.15
  Mar-78 
            183.66
  Apr-78 
            175.27
  May-78 
             176.3
  Jun-78 
            183.75
   Jul-78 
            188.72
  Aug-78 
             206.3
  Sep-78 
            212.07
  Oct-78 
            227.39
  Nov-78 
            206.07
  Dec-78 
            207.83
  Jan-79 
            227.27
  Feb-79 
            245.67
  Mar-79 
            242.04
  Apr-79 
            239.16
  May-79 
            257.61
  Jun-79 
            279.06
   Jul-79 
            294.73
  Aug-79 
            300.81
  Sep-79 
            355.11
  Oct-79 
            391.65
  Nov-79 
            391.99
  Dec-79 
            455.08
  Jan-80 
             675.3
  Feb-80 
            665.32
  Mar-80 
            553.58
  Apr-80 
            517.41
  May-80 
            513.82
  Jun-80 
            600.71
   Jul-80 
            644.28
  Aug-80 
            627.14
  Sep-80 
            673.62
  Oct-80 
            661.14
  Nov-80 
            623.46
  Dec-80 
            594.92
  Jan-81 
            557.38
  Feb-81 
            499.76
  Mar-81 
            498.76
  Apr-81 
             495.8
  May-81 
            479.69
  Jun-81 
            464.76
   Jul-81 
            409.28
  Aug-81 
            410.15
  Sep-81 
            443.58
  Oct-81 
            437.75
  Nov-81 
            413.36
  Dec-81 
            410.09
  Jan-82 
            384.38
  Feb-82 
            374.13
  Mar-82 
            330.04
  Apr-82 
            350.34
  May-82 
            333.82
  Jun-82 
            314.98
   Jul-82 
            338.97
  Aug-82 
            364.23
  Sep-82 
            435.76
  Oct-82 
            422.15
  Nov-82 
            414.91
  Dec-82 
             444.3
  Jan-83 
            481.29
  Feb-83 
            491.96
  Mar-83 
             419.7
  Apr-83 
            432.93
  May-83 
            438.08
  Jun-83 
            412.84
   Jul-83 
            422.72
  Aug-83 
            416.24
  Sep-83 
             411.8
  Oct-83 
            393.58
  Nov-83 
            381.66
  Dec-83 
            389.36
  Jan-84 
             370.9
  Feb-84 
            386.33
  Mar-84 
            394.33
  Apr-84 
            381.36
  May-84 
             377.4
  Jun-84 
            377.67
   Jul-84 
            347.45
  Aug-84 
             347.7
  Sep-84 
            341.09
  Oct-84 
            340.17
  Nov-84 
            341.19
  Dec-84 
            320.14
  Jan-85 
            302.74
  Feb-85 
             299.1
  Mar-85 
            304.17
  Apr-85 
            324.74
  May-85 
            316.64
  Jun-85 
            316.83
   Jul-85 
            317.38
  Aug-85 
            329.33
  Sep-85 
            324.25
  Oct-85 
            325.93
  Nov-85 
            325.22
  Dec-85 
            320.81
  Jan-86 
            345.38
  Feb-86 
            338.89
  Mar-86 
            345.71
  Apr-86 
            340.44
  May-86 
            342.56
  Jun-86 
            342.57
   Jul-86 
            348.54
  Aug-86 
             376.6
  Sep-86 
            417.73
  Oct-86 
            423.51
  Nov-86 
            398.81
  Dec-86 
            391.23
  Jan-87 
            408.26
  Feb-87 
            401.12
  Mar-87 
            408.91
  Apr-87 
            438.35
  May-87 
            460.23
  Jun-87 
            449.59
   Jul-87 
            450.52
  Aug-87 
            461.15
  Sep-87 
             460.2
  Oct-87 
            465.36
  Nov-87 
            467.57
  Dec-87 
            486.31
  Jan-88 
            476.58
  Feb-88 
            442.07
  Mar-88 
            443.61
  Apr-88 
            451.55
  May-88 
            451.01
  Jun-88 
            451.33
   Jul-88 
            437.63
  Aug-88 
            431.31
  Sep-88 
            412.79
  Oct-88 
            406.78
  Nov-88 
            420.17
  Dec-88 
            418.49
  Jan-89 
            404.01
  Feb-89 
            387.78
  Mar-89 
            390.15
  Apr-89 
            384.06
  May-89 
               371
  Jun-89 
             367.6
   Jul-89 
            375.04
  Aug-89 
            365.37
  Sep-89 
            361.75
  Oct-89 
            366.88
  Nov-89 
            394.26
  Dec-89 
            409.39
  Jan-90 
            410.11
  Feb-90 
            416.83
  Mar-90 
            393.07
  Apr-90 
            374.27
  May-90 
            369.19
  Jun-90 
            352.33
   Jul-90 
            362.53
  Aug-90 
            394.73
  Sep-90 
            388.41
  Oct-90 
            380.74
  Nov-90 
            381.73
  Dec-90 
            378.16
  Jan-91 
            383.64
  Feb-91 
            363.83
  Mar-91 
            363.33
  Apr-91 
            358.39
  May-91 
            356.82
  Jun-91
            366.72
   Jul-91 
            367.68
  Aug-91 
            356.23
  Sep-91 
            348.74
  Oct-91 
            358.69
  Nov-91 
            360.17
  Dec-91 
            361.06
  Jan-92 
            354.45
  Feb-92 
            353.89
  Mar-92 
            344.35
  Apr-92 
             338.5
  May-92 
            337.23
  Jun-92 
             340.8
   Jul-92 
            353.05
  Aug-92 
            342.96
  Sep-92 
            345.55
  Oct-92 
            344.38
  Nov-92 
            335.87
  Dec-92 
             334.8
  Jan-93 
            329.01
  Feb-93 
            329.35
  Mar-93 
            330.08
  Apr-93 
            342.07
  May-93 
            367.18
  Jun-93 
            371.89
   Jul-93 
            392.19
  Aug-93 
            378.84
  Sep-93 
            355.27
  Oct-93 
            364.18
  Nov-93 
            373.83
  Dec-93 
            383.35
  Jan-94 
            386.88
  Feb-94 
            381.91
  Mar-94 
            384.13
  Apr-94 
            377.27
  May-94 
            381.26
  Jun-94 
            385.64
   Jul-94 
            385.49
  Aug-94 
            380.35
  Sep-94 
            391.58
  Oct-94 
            389.77
  Nov-94 
            384.39
  Dec-94 
            379.29
  Jan-95 
            378.55
  Feb-95 
            376.64
  Mar-95 
            382.12
  Apr-95 
            391.03
  May-95 
            385.12
  Jun-95 
            387.56
   Jul-95 
            386.23
  Aug-95 
            383.81
  Sep-95 
            383.05
  Oct-95 
            383.14
  Nov-95 
             385.3
  Dec-95 
            387.44
  Jan-96 
            400.27
  Feb-96 
            404.79
  Mar-96 
            396.25
  Apr-96 
            392.83
  May-96 
            391.86
  Jun-96 
            385.27
   Jul-96 
            383.47
  Aug-96 
            387.46
  Sep-96 
            383.14
  Oct-96 
            381.07
  Nov-96 
            377.85
  Dec-96 
               369
  Jan-97 
            354.02
  Feb-97 
            346.49
  Mar-97 
            352.06
  Apr-97 
            344.59
  May-97 
            335.55
  Jun-97 
            340.78
   Jul-97 
            323.94
  Aug-97 
               324
  Sep-97 
            322.72
  Oct-97 
            324.81
  Nov-97 
            306.19
  Dec-97 
            288.15
  Jan-98 
            289.24
  Feb-98 
            297.61
  Mar-98 
            295.91
  Apr-98 
            308.42
  May-98 
            299.04
  Jun-98 
            292.27
   Jul-98 
            286.58
  Aug-98 
            283.95
  Sep-98 
             289.3
  Oct-98 
            289.64
  Nov-98 
               291
  Dec-98 
            291.07
  Jan-99 
            287.183