{"entity":{"iso2":"FI","iso3":"FIN","name":"Finland","slug":"finland"},"indicator":{"licence":"Derived by Statizoid from the sources named on the page","slug":"pertussis-number-of-reported-cases-annual-growth-rate","source":"Statizoid (derived)","source_url":null,"title":"Pertussis - number of reported cases, annual growth rate","unit":"% change on previous year"},"observations":[{"date":"1975-01-01","value":18.239},{"date":"1976-01-01","value":-44.1489},{"date":"1977-01-01","value":-5.71429},{"date":"1978-01-01","value":-15.1515},{"date":"1979-01-01","value":15.4762},{"date":"1980-01-01","value":92.7835},{"date":"1981-01-01","value":-37.9679},{"date":"1982-01-01","value":226.724},{"date":"1983-01-01","value":95.2507},{"date":"1984-01-01","value":-66.8919},{"date":"1985-01-01","value":25.7143},{"date":"1986-01-01","value":-22.4026},{"date":"1987-01-01","value":108.368},{"date":"1988-01-01","value":-62.4498},{"date":"1989-01-01","value":58.8235},{"date":"1990-01-01","value":138.047},{"date":"1991-01-01","value":-3.53607},{"date":"1992-01-01","value":-63.783},{"date":"1993-01-01","value":47.3684},{"date":"1994-01-01","value":254.67},{"date":"1995-01-01","value":-59.8761},{"date":"1996-01-01","value":13.1274},{"date":"1997-01-01","value":3.41297},{"date":"1998-01-01","value":37.2937},{"date":"2002-01-01","value":84.4444},{"date":"2003-01-01","value":117.384},{"date":"2004-01-01","value":29.137},{"date":"2005-01-01","value":-66.1557},{"date":"2006-01-01","value":-3.07971},{"date":"2007-01-01","value":-10.2804},{"date":"2008-01-01","value":6.45833},{"date":"2009-01-01","value":-47.7495},{"date":"2010-01-01","value":25.8427},{"date":"2011-01-01","value":65.1786},{"date":"2016-01-01","value":161.818},{"date":"2017-01-01","value":-7.63889},{"date":"2018-01-01","value":19.5489},{"date":"2019-01-01","value":16.7715},{"date":"2020-01-01","value":-47.9354},{"date":"2021-01-01","value":-88.6207},{"date":"2022-01-01","value":6.06061},{"date":"2023-01-01","value":242.857},{"date":"2025-01-01","value":-80.6326}],"summary":{"latest_period":"2025-01-01","latest_value":-80.6326,"max":254.67,"mean":27.3671,"min":-88.6207,"of":191,"rank":78,"trend":"volatile"}}