How to filter the top values in a chart gadget 1 Left-click the chart, the viewer menu appears. 2 Select Filter→Top/Bottom N, as shown in Figure 3-37. Top/Bottom N appears. Figure 3-37 Filtering the top or bottom values of a gadget’s data 3 In Top/Bottom N—Filter, select Top Percent and enter a value of 15, as shown in Figure 3-38. Figure 3-38 Adding a top filter 4 Choose OK, the chart gadget appears and displays the top 15% of the selected data column.