Overview
A spline chart is simply a line chart that plots a fitted curve through each data point in a series.

Figure 1: A Spline chart.
| Chart Details | |
|---|---|
| Number of Y values per point: | 1 | 
| Number of series: | One or more | 
| Support markers: | Yes | 
| Cannot be combined with: | Doughnut, Pie, Bar, Stacked Bar charts, Polar, Radar, Pyramid, or Funnel | 
| Custom Attributes | 
|---|
 
     
     
     
     
    