{"entity":{"iso2":"SA","iso3":"SAU","name":"Saudi Arabia","slug":"saudi-arabia"},"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":-21.4212},{"date":"1976-01-01","value":14.3999},{"date":"1977-01-01","value":-49.9948},{"date":"1978-01-01","value":81.8978},{"date":"1979-01-01","value":-10.2614},{"date":"1980-01-01","value":25.3993},{"date":"1981-01-01","value":-60.2955},{"date":"1982-01-01","value":-58.173},{"date":"1983-01-01","value":-26.2577},{"date":"1984-01-01","value":43.9268},{"date":"1985-01-01","value":-19.3642},{"date":"1986-01-01","value":-82.2222},{"date":"1987-01-01","value":-0.806452},{"date":"1988-01-01","value":28.0488},{"date":"1989-01-01","value":-62.8571},{"date":"1990-01-01","value":-4.2735},{"date":"1991-01-01","value":-63.3929},{"date":"1992-01-01","value":129.268},{"date":"1993-01-01","value":-52.1277},{"date":"1994-01-01","value":-68.8889},{"date":"1995-01-01","value":135.714},{"date":"1996-01-01","value":69.697},{"date":"1997-01-01","value":42.8571},{"date":"1998-01-01","value":6.25},{"date":"1999-01-01","value":-87.0588},{"date":"2002-01-01","value":20.0},{"date":"2003-01-01","value":185.714},{"date":"2004-01-01","value":-46.6667},{"date":"2005-01-01","value":-67.1875},{"date":"2006-01-01","value":61.9048},{"date":"2007-01-01","value":100.0},{"date":"2008-01-01","value":-55.8824},{"date":"2009-01-01","value":-96.6667},{"date":"2010-01-01","value":-100.0},{"date":"2012-01-01","value":-53.8462},{"date":"2013-01-01","value":-100.0},{"date":"2015-01-01","value":1000.0},{"date":"2016-01-01","value":-36.3636},{"date":"2017-01-01","value":471.429},{"date":"2018-01-01","value":300.0},{"date":"2019-01-01","value":103.75},{"date":"2020-01-01","value":-70.8589},{"date":"2021-01-01","value":-54.7368},{"date":"2022-01-01","value":-60.4651},{"date":"2023-01-01","value":488.235},{"date":"2024-01-01","value":990.0},{"date":"2025-01-01","value":-55.7798}],"summary":{"latest_period":"2025-01-01","latest_value":-55.7798,"max":1000.0,"mean":60.269,"min":-100.0,"of":191,"rank":56,"trend":"volatile"}}