A few instructions on use of the visualization tool, a more comprehensive page providing information on goals, uses and understanding of the graphs can be found here:
You can select your perspective on the SCIS dataset by making your choices. First select which grouping level you would like to use (The default is Demo site, which gives the greatest level of detail and is good to start with). Then you select Data type, Topic, KPI group, KPI, Field of interest. The graph appears after making the last selection.
Below you can select your perspective on the SCIS dataset. After your selection you will see a number in brackets indicating the number of data points generating your chart.
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