Multiples, also called Trellis Charts are a series of Charts with identical X and Y axes. You can arrange Multiples side by side, to compare many different values easily at the same time. You can have Line Charts, Bar Charts, Column Charts, and Pie Charts as Multiples. You can arrange the Multiples either horizontally or vertically.

Multiples Visualization with Line Charts

Suppose you want to display the Medal Count by Year for each Country.

Start with a Table with fields – Year and Country.

Convert the Table to Line Chart. A Line Chart appears with Medal Count by Year.

You will observe the following −

• In the Line chart, Year is on X-axis and Medal Count Values are on Y-axis.

• In the Power View Fields pane, Year is in AXIS area and Medal Count is in ∑ VALUES area.

Create Multiples visualization with Line Charts as follows −

Drag the field Country to VERTICAL MULTIPLES area in the Power View Fields pane. A Line Charts appear in a grid with each Line Chart representing a Country.

• Click the LAYOUT tab on the Ribbon.

• Click on Grid Height in the Multiples group.

• Select 3 from the dropdown list.

• Click on Grid Width in the Multiples group.

• Select 3 from the dropdown list.

Vertical Multiples

As you are aware, you have placed the Country field in the VERTICAL MULTIPLES area in the Power View Fields pane. Hence, the visualization that you have is the Vertical Multiples visualization. You will observe the following in the above visualization −

• One Line Chart per Country (Country is placed in VERTICAL MULTIPLES area).

• The grid height and grid width that you have chosen determine the number of rows and number of columns for the Multiples.

• A common x-axis for all the Multiples.

• A similar y-axis for each row of the Multiples.

• A vertical scroll bar on the right side that can be used to drag the rows of Line Charts up and down, to make the other Line Charts visible.

Horizontal Multiples

You can have the Multiples visualization with Horizontal Multiples as follows −

Drag the field Country to HORIZONTAL MULTIPLES area in the Power View Fields pane. You will get the Horizontal Multiples visualization as shown below.

You will observe the following −

• One Line Chart per Country (Country is placed in HORIZONTAL MULTIPLES area).

• The grid height determines the height of the Line Charts, unlike the number of rows of Line Charts in the VERTICAL MULTIPLES. There is a single row of Line Charts with the height determined by the grid height.

• The grid width determines the number of columns of Line Charts in the row.

• A common x-axis for all the Multiples.

• A common y-axis for all the Multiples.

• A horizontal scroll bar at the bottom, below the x-axis, that can be used to drag the row of Line Charts to the left and the right, so as to make the other Line Charts visible.

Multiples Visualization with Bar Charts

You can choose Bar Charts for Multiples visualization −

• Switch visualization to Stacked Bar Chart.
• Deselect the field – Year.
• Drag the field Country to VERTICAL MULTIPLES area.
• Drag the field Medal to LEGEND area.
• Choose the Grid Height and Grid Width to get a proper display of the Bar Charts.

With Grid Height of 6 and Grid Width of 2, you will get the following −

You can have Clustered Bar Charts also for Multiples visualization. Switch to Clustered Bar Chart visualization.

Multiples Visualization with Column Charts

You can choose Column Charts for Multiples visualization.

• Switch visualization to Stacked Column Chart.
• Adjust the Grid Height and Grid Width to get a proper display of the Column Charts.

With Grid Height of 2 and Grid Width of 6, you will see the following −

You can have Clustered Column Charts also for Multiples visualization. Switch visualization to Clustered Column Chart.

Multiples Visualization with Pie Charts

Pie Charts Multiples visualization gives you enhanced Power View data exploration and visualization options.

• Switch to Pie Chart visualization.
• Change the Grid Height to 3 and Grid Width to 3.

You will observe the following −

• Medal Count is in SIZE area, Medal is in SLICES area and Country is in VERTICAL MULTIPLES area in the Power View Fields pane.

• For each Country, a Pie Chart is displayed, with the Pie Slices showing the Medal Count of Medal Types, with the colors given in the Legend.

Suppose you want to highlight the Gold Medal Count for all the Countries. You can do it in a single step as follows −

Click Pie Slice representing Gold on any one of the Pie Charts. In all the Pie Charts, only the slices representing Gold will be highlighted and other slices will be grayed.

This is a fast way of exploring and comparing the count of gold medals across the countries.