When you click on the Roaming (30 days) widget, an expanded view with additional information is displayed.
Each
graph shows the data usage and it is possible to filter it
to show the last day, week, or month, by clicking an option
in the 
selector
control:
- Day: The last day shows information for every hour for yesterday
- Week: The last week shows every day in the last 7 days
- Month: The last month shows every day in the last 30 days.
The Data per Country bar chart displays the total data traffic per country, for the given time period.
The Data per Carrier bar chart displays
the total data traffic per carrier, for the given time
period.