{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"UN SDG Global Database (open, attribution requested)","slug":"passenger-volume-passenger-kilometres-by-mode-of-transport","source":"United Nations Statistics Division, SDG Global Database","source_url":"https://unstats.un.org/sdgs/dataportal/database?series=IS_RDP_PFVOL","title":"Passenger volume (passenger kilometres), by mode of transport","unit":null},"observations":[{"date":"2017-01-01","value":1782660000.0},{"date":"2018-01-01","value":1562400000.0},{"date":"2019-01-01","value":1035540000.0},{"date":"2020-01-01","value":555919000.0},{"date":"2021-01-01","value":45958000.0},{"date":"2022-01-01","value":875866000.0},{"date":"2024-01-01","value":929871000.0}],"summary":{"latest_period":"2024-01-01","latest_value":929871000.0,"max":1782660000.0,"mean":969745000.0,"min":45958000.0,"of":141,"rank":100,"trend":"volatile"}}