I think this is the only way to apply number type formatting to the values in tooltips, such as currency, percentage, and adding commas to break up long numbers.
This could be accomplished by adding JS to one of the chart's callbacks, but might require modifying the GoogleCharts plugin.
Reference: https://developers.google.com/chart/interactive/docs/reference?csw=1#formatters
I think this is the only way to apply number type formatting to the values in tooltips, such as currency, percentage, and adding commas to break up long numbers.
This could be accomplished by adding JS to one of the chart's callbacks, but might require modifying the GoogleCharts plugin.
Reference: https://developers.google.com/chart/interactive/docs/reference?csw=1#formatters