Changes

* country: the ISO 2-letter code of the country (ISO_3166-1 alpha-2), or "world" for metrics on the full database. Only a selected subset of country is available.

* country: the ISO 2-letter code of the country (ISO_3166-1 alpha-2), or "world" for metrics on the full database. Only a selected subset of country is available.

* facet: the name of the facet (`ingredients-analysis`, `data-quality`,...)

* facet: the name of the facet, it's the lower-case facet name with '-' replaced with '_' (ex: `data_quality` instead of `data-quality`)

* tag_name: name of the tag

* tag_name: name of the tag

* tag_id: identifier of the tag (ex: `en:alcoholic-beverages-category-without-alcohol-value`), this is the field you will probably have to use

* tag_id: identifier of the tag (ex: `en:alcoholic-beverages-category-without-alcohol-value`), this is the field you will probably have to use

* products: number of products with the given tag

* products: number of products with the given tag

* percent: % of products with the given tag over the total number of product for the country

* percent: % of products with the given tag over the total number of product for the country