{"entity":{"iso2":"NZ","iso3":"NZL","name":"New Zealand","slug":"new-zealand"},"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":"1976-01-01","value":0.0},{"date":"1977-01-01","value":0.0},{"date":"1980-01-01","value":0.0},{"date":"1982-01-01","value":0.0},{"date":"1983-01-01","value":0.0},{"date":"1984-01-01","value":0.0},{"date":"1990-01-01","value":91.0},{"date":"1991-01-01","value":221.0},{"date":"1992-01-01","value":80.0},{"date":"1993-01-01","value":48.0},{"date":"1994-01-01","value":35.0},{"date":"1995-01-01","value":10.0},{"date":"1997-01-01","value":284.0},{"date":"1998-01-01","value":153.0},{"date":"1999-01-01","value":1046.0},{"date":"2000-01-01","value":4143.0},{"date":"2001-01-01","value":4143.0},{"date":"2002-01-01","value":1068.0},{"date":"2003-01-01","value":589.0},{"date":"2004-01-01","value":3489.0},{"date":"2005-01-01","value":2720.0},{"date":"2006-01-01","value":1122.0},{"date":"2007-01-01","value":331.0},{"date":"2009-01-01","value":656.0},{"date":"2010-01-01","value":462.0},{"date":"2011-01-01","value":1992.0},{"date":"2012-01-01","value":5598.0},{"date":"2013-01-01","value":3396.0},{"date":"2014-01-01","value":1099.0},{"date":"2015-01-01","value":1168.0},{"date":"2016-01-01","value":1096.0},{"date":"2017-01-01","value":2143.0},{"date":"2018-01-01","value":2952.0},{"date":"2019-01-01","value":1206.0},{"date":"2020-01-01","value":171.0},{"date":"2021-01-01","value":43.0},{"date":"2022-01-01","value":18.0},{"date":"2024-01-01","value":1748.0},{"date":"2025-01-01","value":2678.0}],"summary":{"latest_period":"2025-01-01","latest_value":2678.0,"max":5598.0,"mean":1179.46,"min":0.0,"of":210,"rank":23,"trend":"volatile"}}