Gold Silver  platinum  gold/silver   platin/gold 
1833 21 1.29             16               - 
1934 35 0.54             65               - 
1960 35 0.19 83           184            2.4
61 35 1.03 84             34            2.4
62 35 1.2 84             29            2.4
63 35 1.29 81             27            2.3
64 35 1.29 88             27            2.5
65 35 1.29 98             27            2.8
66 35 1.29 100             27            2.9
67 35 2.06 110             17            3.1
68 39 1.96 256             20            6.6
69 41 1.81 202             23            4.9
1970 35 1.64 152             21            4.3
71 41 1.34 110             31            2.7
72 58 1.98 124             29            2.1
73 97 3.14 154             31            1.6
74 160 4.39 192             36            1.2
75 161 4.09 150             39            0.9
76 125 4.35 153             29            1.2
77 148 4.71 158             31            1.1
78 193 5.93 261             33            1.4
79 307 21.79 446             14            1.5
1980 612 16.39 677             37            1.1
81 460 8.43 446             55            1.0
82 376 10.57 327             36            0.9
83 424 9.12 423             46            1.0
84 360 6.69 357             54            1.0
85 317 5.89 291             54            0.9
86 368 5.36 462             69            1.3
87 446 6.79 553             66            1.2
88 437 6.18 525             71            1.2
89 381 5.54 507             69            1.3
1990 384 4.09 467             94            1.2
91 362 3.91 371             93            1.0
92 343 3.71 356             92            1.0
93 360 4.97 390             72            1.1
94 384 4.77 401             81            1.0
95 384 5.14 421             75            1.1
96 388 4.73 395             82            1.0
97 330 5.95 388             55            1.2
98 294 5.55 385             53            1.3
99 279 5.21 378             54            1.4
2000 279 4.95 544             56            1.9
1 271 4.37 529             62            2.0
2 340 4.5 539             76            1.6
3 363 4.88 691             74            1.9
4 410 6.67 845             61            2.1
5 435 7.16 882             61            2.0
current 472 7.76 939             61            2.0