Monthly- Neither seasonally adjusted nor calendar adjusted data- Bulgaria vis-a-vis World (all entities, including reference area, including IO)- sector: Central bank vis-a-vis Total economy- Stocks and Future flows to be reported with standard periodicity and timeliness- Assets (Net Acquisition of)- Reserves Template, pledged instruments- Reserve template- Other foreign currency assets (securities, deposits, loans, financial derivatives and gold not included in reserve assets)- Bulgarian lev- Bulgarian lev- All currencies except national currency- Compilation methodology based on international standards