1986
| DATE | GOLD | SILVER | PLATINUM |
| 1/2/86 | 327.00 | 5.76 | |
| 1/3/86 | 328.10 | 5.82 | |
| 1/6/86 | 328.80 | 5.84 | |
| 1/7/86 | 331.00 | 5.90 | |
| 1/8/86 | 334.40 | 5.91 | |
| 1/9/86 | 338.30 | 6.13 | |
| 1/10/86 | 341.70 | 6.08 | |
| 1/13/86 | 340.00 | 6.00 | |
| 1/14/86 | 339.70 | 6.01 | |
| 1/15/86 | 349.50 | 6.15 | |
| 1/16/86 | 356.60 | 6.15 | |
| 1/17/86 | 357.00 | 6.16 | |
| 1/20/86 | 354.10 | 6.17 | |
| 1/21/86 | 352.10 | 6.18 | |
| 1/22/86 | 350.80 | 6.14 | |
| 1/23/86 | 351.30 | 6.16 | |
| 1/24/86 | 357.90 | 6.29 | |
| 1/27/86 | 353.90 | 6.17 | |
| 1/28/86 | 353.40 | 6.15 | |
| 1/29/86 | 356.10 | 6.18 | |
| 1/30/86 | 355.10 | 6.10 | |
| 1/31/86 | 348.80 | 6.04 | |
| 2/3/86 | 343.70 | 5.91 | |
| 2/4/86 | 334.10 | 5.84 | |
| 2/5/86 | 336.00 | 5.90 | |
| 2/6/86 | 337.40 | 5.85 | |
| 2/7/86 | 339.50 | 5.92 | |
| 2/10/86 | 337.80 | 5.90 | |
| 2/11/86 | 338.80 | 5.94 | |
| 2/12/86 | 338.00 | 5.92 | |
| 2/13/86 | 332.80 | 5.87 | |
| 2/14/86 | 333.70 | 5.91 | |
| 2/18/86 | 337.20 | 5.89 | |
| 2/19/86 | 336.70 | 5.90 | |
| 2/20/86 | 339.10 | 5.88 | |
| 2/21/86 | 341.00 | 5.90 | |
| 2/24/86 | 348.70 | 5.98 | |
| 2/25/86 | 347.70 | 5.89 | |
| 2/26/86 | 336.40 | 5.62 | |
| 2/27/86 | 337.20 | 5.62 | |
| 2/28/86 | 339.00 | 5.63 | |
| 3/3/86 | 338.50 | 5.60 | |
| 3/4/86 | 344.20 | 5.63 | |
| 3/5/86 | 342.80 | 5.59 | |
| 3/6/86 | 342.80 | 5.60 | |
| 3/7/86 | 344.30 | 5.61 | |
| 3/10/86 | 341.90 | 5.60 | |
| 3/11/86 | 343.50 | 5.68 | |
| 3/12/86 | 351.80 | 5.82 | |
| 3/13/86 | 348.20 | 5.69 | |
| 3/14/86 | 347.90 | 5.68 | |
| 3/17/86 | 349.80 | 5.77 | |
| 3/18/86 | 349.50 | 5.71 | |
| 3/19/86 | 350.00 | 5.72 | |
| 3/20/86 | 352.10 | 5.77 | |
| 3/21/86 | 356.90 | 5.75 | |
| 3/24/86 | 350.90 | 5.68 | |
| 3/25/86 | 343.60 | 5.56 | |
| 3/26/86 | 344.40 | 5.60 | |
| 3/27/86 | 343.10 | 5.53 | |
| 3/31/86 | 331.10 | 5.13 | |
| 4/1/86 | 333.70 | 5.03 | |
| 4/2/86 | 336.20 | 5.15 | |
| 4/3/86 | 335.20 | 5.13 | |
| 4/4/86 | 335.40 | 5.20 | |
| 4/7/86 | 339.40 | 5.34 | |
| 4/8/86 | 340.00 | 5.38 | |
| 4/9/86 | 339.30 | 5.36 | |
| 4/10/86 | 338.90 | 5.39 | |
| 4/11/86 | 344.70 | 5.54 | |
| 4/14/86 | 341.50 | 5.40 | |
| 4/15/86 | 340.80 | 5.40 | |
| 4/16/86 | 339.40 | 5.44 | |
| 4/17/86 | 339.10 | 5.28 | |
| 4/18/86 | 344.40 | 5.13 | |
| 4/21/86 | 343.40 | 5.04 | |
| 4/22/86 | 346.80 | 5.15 | |
| 4/23/86 | 346.00 | 5.17 | |
| 4/24/86 | 345.00 | 5.10 | |
| 4/25/86 | 344.20 | 5.09 | |
| 4/28/86 | 343.90 | 5.03 | |
| 4/29/86 | 345.00 | 5.06 | |
| 4/30/86 | 346.20 | 5.13 | |
| 5/1/86 | 341.10 | 5.10 | |
| 5/2/86 | 343.00 | 5.22 | |
| 5/5/86 | 342.60 | 5.16 | |
| 5/6/86 | 342.50 | 5.19 | |
| 5/7/86 | 344.40 | 5.19 | |
| 5/8/86 | 344.20 | 5.22 | |
| 5/9/86 | 344.20 | 5.21 | |
| 5/12/86 | 344.30 | 5.15 | |
| 5/13/86 | 344.00 | 5.09 | |
| 5/14/86 | 342.10 | 5.03 | |
| 5/15/86 | 342.40 | 5.07 | |
| 5/16/86 | 342.90 | 5.07 | |
| 5/19/86 | 339.90 | 4.85 | |
| 5/20/86 | 339.00 | 4.94 | |
| 5/21/86 | 339.40 | 4.94 | |
| 5/22/86 | 342.20 | 5.04 | |
| 5/23/86 | 342.40 | 5.15 | |
| 5/27/86 | 341.90 | 5.14 | |
| 5/28/86 | 342.50 | 5.09 | |
| 5/29/86 | 343.60 | 5.20 | |
| 5/30/86 | 344.10 | 5.24 | |
| 6/2/86 | 342.40 | 5.14 | |
| 6/3/86 | 342.30 | 5.14 | |
| 6/4/86 | 341.70 | 5.16 | |
| 6/5/86 | 341.30 | 5.16 | |
| 6/6/86 | 341.50 | 5.17 | |
| 6/9/86 | 351.10 | 5.38 | |
| 6/10/86 | 348.10 | 5.34 | |
| 6/11/86 | 348.60 | 5.37 | |
| 6/12/86 | 346.70 | 5.30 | |
| 6/13/86 | 345.90 | 5.26 | |
| 6/16/86 | 334.80 | 5.06 | |
| 6/17/86 | 336.70 | 5.06 | |
| 6/18/86 | 344.40 | 5.13 | |
| 6/19/86 | 338.50 | 5.07 | |
| 6/20/86 | 340.40 | 5.10 | |
| 6/23/86 | 341.00 | 5.06 | |
| 6/24/86 | 342.90 | 5.09 | |
| 6/25/86 | 345.00 | 5.11 | |
| 6/26/86 | 344.60 | 5.05 | |
| 6/27/86 | 345.00 | 4.96 | |
| 6/30/86 | |||
| 7/1/86 | 344.10 | 5.10 | 422.30 |
| 7/2/86 | 343.40 | 5.07 | 426.90 |
| 7/7/86 | 344.40 | 5.07 | 436.20 |
| 7/8/86 | 349.70 | 5.13 | 439.80 |
| 7/9/86 | 348.20 | 5.10 | 439.40 |
| 7/10/86 | 347.40 | 5.07 | 438.00 |
| 7/11/86 | 346.70 | 5.07 | 436.80 |
| 7/14/86 | 345.30 | 5.02 | 435.30 |
| 7/15/86 | 348.00 | 5.07 | 442.30 |
| 7/16/86 | 347.60 | 5.04 | 443.10 |
| 7/17/86 | 348.00 | 5.05 | 441.40 |
| 7/18/86 | 355.70 | 5.07 | 448.80 |
| 7/21/86 | 355.00 | 5.04 | 450.30 |
| 7/22/86 | 353.10 | 5.00 | 448.70 |
| 7/23/86 | 348.60 | 5.04 | 440.70 |
| 7/24/86 | 348.90 | 5.01 | 446.10 |
| 7/25/86 | 347.90 | 4.99 | 445.30 |
| 7/28/86 | 354.80 | 5.03 | 449.40 |
| 7/29/86 | 352.10 | 5.01 | 451.10 |
| 7/30/86 | 352.00 | 4.99 | 447.90 |
| 7/31/86 | 362.70 | 5.10 | 463.80 |
| 8/1/86 | 360.80 | 5.21 | 468.40 |
| 8/4/86 | 360.30 | 5.19 | 471.10 |
| 8/5/86 | 359.30 | 5.19 | 470.50 |
| 8/6/86 | 360.80 | 5.17 | 478.70 |
| 8/7/86 | 362.60 | 5.20 | 494.60 |
| 8/8/86 | 375.60 | 5.31 | 519.60 |
| 8/11/86 | 391.40 | 5.57 | 547.40 |
| 8/12/86 | 385.40 | 5.39 | 543.20 |
| 8/13/86 | 384.80 | 5.29 | 534.60 |
| 8/14/86 | 387.10 | 5.33 | 545.40 |
| 8/15/86 | 383.50 | 5.27 | 544.80 |
| 8/18/86 | 376.40 | 5.10 | 538.80 |
| 8/19/86 | 374.80 | 5.12 | 535.00 |
| 8/20/86 | 378.90 | 5.17 | 557.30 |
| 8/21/86 | 384.60 | 5.20 | 582.20 |
| 8/22/86 | 373.90 | 5.08 | 569.30 |
| 8/25/86 | 380.70 | 5.12 | 585.90 |
| 8/26/86 | 380.10 | 5.12 | 587.40 |
| 8/27/86 | 380.90 | 5.14 | 592.70 |
| 8/28/86 | 386.30 | 5.14 | 613.10 |
| 8/29/86 | 387.60 | 5.15 | 624.80 |
| 9/2/86 | 405.70 | 5.43 | 663.20 |
| 9/3/86 | 404.50 | 5.32 | 651.90 |
| 9/4/86 | 410.00 | 5.36 | 663.80 |
| 9/5/86 | 422.80 | 5.59 | 676.20 |
| 9/8/86 | 411.00 | 5.66 | 646.70 |
| 9/9/86 | 409.10 | 5.69 | 622.90 |
| 9/10/86 | 404.70 | 5.60 | 583.10 |
| 9/11/86 | 408.00 | 5.70 | 570.20 |
| 9/12/86 | 416.50 | 5.81 | 572.30 |
| 9/15/86 | 417.40 | 5.87 | 580.80 |
| 9/16/86 | 415.30 | 5.79 | 571.70 |
| 9/17/86 | 414.10 | 5.76 | 560.40 |
| 9/18/86 | 417.80 | 5.75 | 560.70 |
| 9/19/86 | 436.00 | 6.00 | 592.60 |
| 9/22/86 | 440.45 | 5.99 | 615.10 |
| 9/23/86 | 431.20 | 5.94 | 604.20 |
| 9/24/86 | 431.50 | 5.91 | 601.30 |
| 9/25/86 | 434.50 | 5.77 | 582.40 |
| 9/26/86 | 427.20 | 5.58 | 577.30 |
| 9/29/86 | 422.90 | 5.50 | 541.80 |
| 9/30/86 | 425.00 | 5.57 | 548.40 |
| 10/1/86 | 425.20 | 5.58 | 555.00 |
| 10/2/86 | 437.20 | 5.80 | 596.60 |
| 10/3/86 | 433.70 | 5.65 | 589.60 |
| 10/6/86 | 439.00 | 5.77 | 610.30 |
| 10/7/86 | 441.10 | 5.70 | 601.70 |
| 10/8/86 | 438.50 | 5.75 | 594.10 |
| 10/9/86 | 429.50 | 5.65 | 569.30 |
| 10/10/86 | 431.00 | 5.65 | 576.80 |
| 10/13/86 | 433.80 | 5.68 | 589.80 |
| 10/14/86 | 427.20 | 5.60 | 575.70 |
| 10/15/86 | 425.60 | 5.57 | 566.20 |
| 10/16/86 | 424.40 | 5.54 | 567.40 |
| 10/17/86 | 419.30 | 5.59 | 569.30 |
| 10/20/86 | 426.10 | 5.80 | 596.50 |
| 10/21/86 | 425.20 | 5.77 | 592.30 |
| 10/22/86 | 426.10 | 5.84 | 587.00 |
| 10/23/86 | 415.10 | 5.65 | 562.90 |
| 10/24/86 | 407.50 | 5.63 | 563.40 |
| 10/27/86 | 408.10 | 5.64 | 576.80 |
| 10/28/86 | 411.80 | 5.64 | 578.30 |
| 10/29/86 | 405.30 | 5.60 | 572.00 |
| 10/30/86 | 408.00 | 5.69 | 587.30 |
| 10/31/86 | 403.60 | 5.65 | 567.40 |
| 11/3/86 | 405.00 | 5.71 | 570.70 |
| 11/4/86 | 409.30 | 5.73 | 570.70 |
| 11/5/86 | 406.90 | 5.63 | 552.70 |
| 11/6/86 | 410.90 | 5.75 | 561.80 |
| 11/7/86 | 409.30 | 5.77 | 557.00 |
| 11/10/86 | 406.30 | 5.74 | 546.40 |
| 11/11/86 | 408.10 | 5.76 | 536.20 |
| 11/12/86 | 408.20 | 5.80 | 523.70 |
| 11/13/86 | 408.50 | 5.82 | 530.40 |
| 11/14/86 | 398.00 | 5.70 | 502.30 |
| 11/17/86 | 388.60 | 5.50 | 481.50 |
| 11/18/86 | 394.00 | 5.56 | 493.70 |
| 11/19/86 | 387.90 | 5.46 | 468.40 |
| 11/20/86 | 391.30 | 5.43 | 478.50 |
| 11/21/86 | 378.90 | 5.21 | 460.60 |
| 11/24/86 | 382.00 | 5.26 | 571.20 |
| 11/25/86 | 385.50 | 5.30 | 472.80 |
| 11/26/86 | 383.10 | 5.27 | 475.30 |
| 11/28/86 | 390.90 | 5.39 | |
| 12/1/86 | 393.80 | 5.45 | 489.60 |
| 12/2/86 | 389.30 | 5.35 | 474.30 |
| 12/3/86 | 392.00 | 5.39 | 477.50 |
| 12/4/86 | 388.40 | 5.36 | 476.80 |
| 12/5/86 | 389.50 | 5.38 | 479.80 |
| 12/8/86 | 390.50 | 5.38 | 478.50 |
| 12/9/86 | 387.00 | 5.33 | 474.90 |
| 12/10/86 | 389.80 | 5.37 | 480.60 |
| 12/11/86 | 390.60 | 5.39 | 481.70 |
| 12/12/86 | 392.80 | 5.40 | 483.00 |
| 12/15/86 | 395.50 | 5.49 | 492.00 |
| 12/16/86 | 393.20 | 5.36 | 486.00 |
| 12/17/86 | 392.50 | 5.36 | 476.40 |
| 12/18/86 | 394.80 | 5.40 | 481.10 |
| 12/19/86 | 392.90 | 5.38 | 474.70 |
| 12/22/86 | 393.10 | 5.37 | 476.80 |
| 12/23/86 | 388.70 | 5.29 | 467.10 |
| 12/24/86 | 390.20 | 5.30 | 471.60 |
| 12/29/86 | 389.30 | 5.29 | 471.30 |
| 12/30/86 | 390.30 | 5.28 | 459.00 |
| 12/31/86 | 405.90 | 5.40 | 470.70 |