The time series line chart is useful for visualizing the price trends for every type of commodity together. Using the first dataset that was uploaded, we will visualize prices of commodities over time on the x axis and see how they compare against each other, as follows:
Remember to clear the time thresholds in the Time section. Then, select feature as the Group by value, AVG(value) as Metrics, and render the graph:
The tooltip shows the y axis price values for each commodity type and the units used. We can notice that the highly priced commodities have mostly non-overlapping price ranges. The data extends from January 1980 to June 2018. After the expensive commodities, bananas and oranges have fairly overlapping price ranges. It will be easier to compare...