{"entity":{"iso2":"BG","iso3":"BGR","name":"Bulgaria","slug":"bulgaria"},"indicator":{"licence":"CC BY 4.0 (Eurostat)","slug":"triadic-patent-families-by-earliest-priority-year-1977-2012","source":"Eurostat","source_url":"https://ec.europa.eu/eurostat/databrowser/view/pat_td_ntot","title":"Triadic patent families by earliest priority year (1977-2012)","unit":null},"observations":[{"date":"1980-01-01","value":5.0},{"date":"1981-01-01","value":4.0},{"date":"1982-01-01","value":6.0},{"date":"1983-01-01","value":7.0},{"date":"1984-01-01","value":7.33},{"date":"1985-01-01","value":8.0},{"date":"1986-01-01","value":5.25},{"date":"1987-01-01","value":7.0},{"date":"1988-01-01","value":4.0},{"date":"1989-01-01","value":1.0},{"date":"1991-01-01","value":0.75},{"date":"1992-01-01","value":1.58},{"date":"1993-01-01","value":3.67},{"date":"1995-01-01","value":3.17},{"date":"1996-01-01","value":1.33},{"date":"1997-01-01","value":2.2},{"date":"1998-01-01","value":1.8},{"date":"2000-01-01","value":0.86},{"date":"2001-01-01","value":1.69},{"date":"2002-01-01","value":1.67},{"date":"2003-01-01","value":5.0},{"date":"2004-01-01","value":1.83},{"date":"2005-01-01","value":3.0},{"date":"2006-01-01","value":2.0},{"date":"2007-01-01","value":1.38},{"date":"2008-01-01","value":0.5},{"date":"2009-01-01","value":0.67},{"date":"2010-01-01","value":0.75},{"date":"2011-01-01","value":0.45},{"date":"2012-01-01","value":2.17}],"summary":{"latest_period":"2012-01-01","latest_value":2.17,"max":8.0,"mean":3.035,"min":0.45,"of":47,"rank":35,"trend":"volatile"}}