I have found that what is stacked in the stacked bar graphs is not
logical. For example, with a pages report in a Freeform with several
metrics, what is actually stacked is the metrics for individual pages.
To me this does not really make sense - it is like adding apples and
oranges in the same stack. What does make sense to me if, for example,
Visit numbers for, say, the first 10 individual pages in the report are
stacked - see screenshot below for current situation where different
metrics are ...