{"entity":{"iso2":"LV","iso3":"LVA","name":"Latvia","slug":"latvia"},"indicator":{"licence":"CC BY-NC-SA 3.0 IGO (WHO)","slug":"pertussis-number-of-reported-cases","source":"World Health Organization, Global Health Observatory","source_url":"https://www.who.int/data/gho/data/indicators/indicator-details/GHO/WHS3_43","title":"Pertussis - number of reported cases","unit":null},"observations":[{"date":"1990-01-01","value":129.0},{"date":"1991-01-01","value":208.0},{"date":"1992-01-01","value":106.0},{"date":"1993-01-01","value":115.0},{"date":"1994-01-01","value":137.0},{"date":"1995-01-01","value":58.0},{"date":"1996-01-01","value":39.0},{"date":"1997-01-01","value":152.0},{"date":"1998-01-01","value":149.0},{"date":"1999-01-01","value":55.0},{"date":"2000-01-01","value":135.0},{"date":"2001-01-01","value":160.0},{"date":"2002-01-01","value":159.0},{"date":"2003-01-01","value":99.0},{"date":"2004-01-01","value":39.0},{"date":"2005-01-01","value":25.0},{"date":"2006-01-01","value":29.0},{"date":"2007-01-01","value":27.0},{"date":"2008-01-01","value":14.0},{"date":"2009-01-01","value":9.0},{"date":"2010-01-01","value":9.0},{"date":"2011-01-01","value":10.0},{"date":"2012-01-01","value":257.0},{"date":"2013-01-01","value":201.0},{"date":"2014-01-01","value":81.0},{"date":"2015-01-01","value":210.0},{"date":"2016-01-01","value":250.0},{"date":"2017-01-01","value":95.0},{"date":"2018-01-01","value":159.0},{"date":"2019-01-01","value":720.0},{"date":"2020-01-01","value":341.0},{"date":"2021-01-01","value":9.0},{"date":"2022-01-01","value":46.0},{"date":"2023-01-01","value":111.0},{"date":"2024-01-01","value":4260.0},{"date":"2025-01-01","value":2868.0}],"summary":{"latest_period":"2025-01-01","latest_value":2868.0,"max":4260.0,"mean":318.639,"min":9.0,"of":210,"rank":21,"trend":"volatile"}}