Hi. Public data portal. January 2019 Applications for Utilization of Public Data TOP 10, January 2019 - January 2019 (cumulative) TOP20 and 2011 ~ 2019 (cumulative) We will provide TOP20 data for public data utilization application as follows. For more information, please refer to the attached file. 1. File data detail items: Provided organization name, file data name, provision type 2. Open API details: Provider name, open API name, service type