By utilizing icons in the previous section, we can easily see if each period had an acceptable increase or if we need to be alarmed. What if we want to look for a trend? Are we steadily increasing? Decreasing? It is for these questions that Sparklines can provide value. Imagine a tiny little chart next to our set of numbers. When the focus is the numbers themselves, adding these tiny little charts (aka Sparklines) can give enough visual information to know where you need to focus your attention. Let's add them now.
We'll add some Sparklines to our revenue and net income data. First, let's set up the formatting.
Dashboard.xlsxfile that we've been working with.