Foreign exchange analysis Kim Robertson (Left) and John Gajewski (Right) plot the movement of the Australian dollar after sticking an extra piece of paper to the bottom of their graph on the dealing floor of the Commonwealth Bank's Foreign Exchange depart

Foreign exchange analysis Kim Robertson (Left) and John Gajewski (Right) plot the movement of the Australian dollar after sticking an extra piece of paper to the bottom of their graph on the dealing floor of the Commonwealth Bank's Foreign Exchange department here in Sydney today. The currency traded today to a high of 64.15 U.S. cents after hitting a record low of 62.5 U.S. cents July 9. July 10, 1986. (Photo by Will Burgess/Fairfax Media via Getty Images)