This chart begins in 1913 because that is the year the Federal Reserve Act was passed into law. Since then you can see a pretty consistent devaluing of the U.S. dollar.
Deficit spending is simply a scheme for the confiscation of wealth. Gold stands in the way of this insidious process. It stands as a protector of property rights. If one grasps this, one has no difficulty in understanding the statists' antagonism toward the gold standard.” Alan Greenspan 1967