Stats defined in popularity.js The report Popularity compute the evolution of unique page views compared with a reference.
The page views is normalized as % of the total content
- normalize = #page_views/#Total_views_for_the_period
{
'focus_count': # of views of the page on the focus period
'ref_count': # of views of the page on the reference period
'diff': focus_norm_count - row.ref_norm_count (variation of % points between focus and ref)
'abs_diff': abs(diff) (variation up or down)
}