comex_available_years   Get available years for queries
comex_blocs             Get economic blocs table
comex_cgce              Get CGCE (Classification by Broad Economic
                        Categories) table
comex_cities            Get Brazilian cities table
comex_city_detail       Get city details
comex_countries         Get countries table
comex_country_detail    Get country details
comex_customs_unit_detail
                        Get customs unit details
comex_customs_units     Get customs units (URF) table
comex_details           Get available detail/grouping fields
comex_export            Query exports
comex_filter_values     Get values for a specific filter
comex_filters           Get available filters
comex_historical        Query historical foreign trade data (1989-1996)
comex_hs                Get Harmonized System (HS) tables
comex_import            Query imports
comex_isic              Get ISIC (International Standard Industrial
                        Classification) values
comex_last_update       Get last data update date
comex_metrics           Get available metrics
comex_nbm               Get NBM (Brazilian Nomenclature of Goods) table
comex_nbm_detail        Get NBM code details
comex_ncm               Get NCM (Mercosur Common Nomenclature) table
comex_ncm_detail        Get NCM code details
comex_query             Query general foreign trade data
comex_query_city        Query city-level foreign trade data
comex_sitc              Get SITC/CUCI (Standard International Trade
                        Classification) table
comex_state_detail      Get state details
comex_states            Get Brazilian states (UF) table
comex_transport_mode_detail
                        Get transport mode details
comex_transport_modes   Get transport modes table
