{"entity":{"iso2":"ES","iso3":"ESP","name":"Spain","slug":"spain"},"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":"1983-01-01","value":-28.3356},{"date":"1984-01-01","value":-0.544741},{"date":"1985-01-01","value":68.3877},{"date":"1986-01-01","value":-7.79011},{"date":"1987-01-01","value":-51.728},{"date":"1988-01-01","value":-46.1904},{"date":"1989-01-01","value":128.988},{"date":"1990-01-01","value":-69.6691},{"date":"1991-01-01","value":-16.9727},{"date":"1992-01-01","value":37.6928},{"date":"1993-01-01","value":-45.9194},{"date":"1994-01-01","value":-19.3932},{"date":"1995-01-01","value":-25.4929},{"date":"1996-01-01","value":-4.38385},{"date":"1997-01-01","value":-68.2975},{"date":"1998-01-01","value":-72.2222},{"date":"1999-01-01","value":32.381},{"date":"2000-01-01","value":120.863},{"date":"2003-01-01","value":48.4058},{"date":"2006-01-01","value":28.1356},{"date":"2007-01-01","value":47.0899},{"date":"2008-01-01","value":1.25899},{"date":"2009-01-01","value":-30.1954},{"date":"2010-01-01","value":88.0407},{"date":"2011-01-01","value":317.862},{"date":"2012-01-01","value":11.3666},{"date":"2013-01-01","value":-31.8988},{"date":"2017-01-01","value":-5.29436},{"date":"2018-01-01","value":-20.8936},{"date":"2019-01-01","value":-16.0982},{"date":"2020-01-01","value":-92.1301},{"date":"2021-01-01","value":-76.4463},{"date":"2022-01-01","value":277.193},{"date":"2025-01-01","value":-97.3869}],"summary":{"latest_period":"2025-01-01","latest_value":-97.3869,"max":317.862,"mean":11.1877,"min":-97.3869,"of":191,"rank":114,"trend":"volatile"}}