Changes to Volume by country

removed the enum value csv from the query request parameter output

removed the enum value xml from the query request parameter output

added the new optional query request parameter countries

added the new optional query request parameter keyword_list_id

added the new optional query request parameter offset

added the new optional query request parameter order_by

added the new optional query request parameter select

added the new optional query request parameter volume_monthly_date_from

added the new optional query request parameter volume_monthly_date_to

the query request parameter keyword became optional

added the optional property countries/items/cpc to the response with the 200 status (media type: application/json)

added the optional property countries/items/cpc to the response with the 200 status (media type: application/xml)

added the optional property countries/items/difficulty to the response with the 200 status (media type: application/json)

added the optional property countries/items/difficulty to the response with the 200 status (media type: application/xml)

added the optional property countries/items/growth_rate_12m to the response with the 200 status (media type: application/json)

added the optional property countries/items/growth_rate_12m to the response with the 200 status (media type: application/xml)

added the optional property countries/items/has_serp to the response with the 200 status (media type: application/json)

added the optional property countries/items/has_serp to the response with the 200 status (media type: application/xml)

added the optional property countries/items/top_keyword to the response with the 200 status (media type: application/json)

added the optional property countries/items/top_keyword to the response with the 200 status (media type: application/xml)

added the optional property countries/items/top_page to the response with the 200 status (media type: application/json)

added the optional property countries/items/top_page to the response with the 200 status (media type: application/xml)

added the optional property countries/items/top_page_title to the response with the 200 status (media type: application/json)

added the optional property countries/items/top_page_title to the response with the 200 status (media type: application/xml)

added the optional property countries/items/traffic_potential to the response with the 200 status (media type: application/json)

added the optional property countries/items/traffic_potential to the response with the 200 status (media type: application/xml)

added the optional property countries/items/volume_monthly_history to the response with the 200 status (media type: application/json)

added the optional property countries/items/volume_monthly_history to the response with the 200 status (media type: application/xml)