One length of wire per month. Rises turn counterclockwise; falls turn clockwise. A price doubling makes one revolution. Width follows the square root of price; beads and rings mark monthly changes. Rounded bends, surface and lighting are styling.
World Bank Pink Sheet, CC BY 4.0, through Oct 2026. Monthly nominal US dollars per troy ounce, not investment returns. Source method changes in June 2025. Code: Luke Steuber, MIT.
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