However, these charts are static. You could also consider creating Dynamic charts in Excel. By doing this, the curves in the graph would change as and when you change the value of the data.

The “flatten the curve” graph is doing something a little different from Nightingale’s and Snow’s visualizations. There are no actual numbers. Neither axis contains numerals.

The chart of the S&P 500 (INDEXSP:.INX) and the VIX curve shows one notable exception to the above approach. In the summer of 2011 the curve inverted and remained so for an extended period of time ...