The chart is interactive. To zoom, click on the chart and drag to highlight a time period. Once zoomed in, pan by holding the shift key as you click and drag the graph. Double-click to zoom out.
Select a light or dark color scheme for the chart and the controls.
Select a logarithmic or linear scale for the y-axis of the chart.
Turn on the legend. By default, it displays when you hover over the chart.
The cancel-to-trade ratio is the daily number of cancellations divided by the number of trades, for displayed orders.