I need to create a KPI similar to the DeepSee.Model.KPIs.DemoTrendLines kpi in Samples. This kpi supports a scorecard widget with a trend line. It shows patient counts by city with a trend line of the count of patients over a decade. What I want is to show the trend line based on the average allergy score ([Measures].[Avg Test Score]). A pivot table query that shows the data I would want to base the trend line on is: