I have a line chart with two expression. I need to calculate percentage and to show in single line. See the attached image.I tried by adding third expression and changed axes format. But my customer wants to be in single line. How to achieve it?.
If I assume you want to display the difference between the two expressions in a single line, then set the two expressions for 2014 and 2015 to invisible and add a third expression that is visible as line with an expression like