This method will return a list of categories, and the number of locations within each, given a set of criteria for a location search. This method is limited to searches in the US and Canada.
Return Value: RestCatSum
Specify postal code, city and state (2-alpha state or province code), or latitude/longitude (degrees).
If you specify a lat/lon pair, a radius search will be performed. If you specify postal code or city/state, your configured search type (territory or radius) will be used.
If you specify a keyword, this will be used to filter results to locations containing that keyword in the name field.
You can specify a comma-delimited list of categories. This will limit the summary to locations within those categories.
Specify radius in miles.