{"entity":{"iso2":"JP","iso3":"JPN","name":"Japan","slug":"japan"},"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":175.827},{"date":"1976-01-01","value":131.365},{"date":"1977-01-01","value":118.102},{"date":"1978-01-01","value":75.9781},{"date":"1979-01-01","value":35.4145},{"date":"1980-01-01","value":-61.3886},{"date":"1981-01-01","value":-33.0817},{"date":"1982-01-01","value":-24.8219},{"date":"1983-01-01","value":-2.8831},{"date":"1984-01-01","value":-54.697},{"date":"1985-01-01","value":-15.7989},{"date":"1986-01-01","value":10.5544},{"date":"1987-01-01","value":-12.3433},{"date":"1988-01-01","value":-45.1045},{"date":"1989-01-01","value":-54.1082},{"date":"1990-01-01","value":154.585},{"date":"1991-01-01","value":40.8233},{"date":"2001-01-01","value":0.448904},{"date":"2002-01-01","value":208.622},{"date":"2003-01-01","value":-86.9336},{"date":"2004-01-01","value":0.0},{"date":"2009-01-01","value":-22.8787},{"date":"2010-01-01","value":3.80184},{"date":"2011-01-01","value":-18.7014},{"date":"2012-01-01","value":-7.00796},{"date":"2013-01-01","value":-59.31},{"date":"2014-01-01","value":24.2333},{"date":"2015-01-01","value":29.4773},{"date":"2016-01-01","value":12.5607},{"date":"2017-01-01","value":-44.8356},{"date":"2018-01-01","value":628.657},{"date":"2019-01-01","value":39.1804},{"date":"2020-01-01","value":-82.5052},{"date":"2021-01-01","value":-74.4825}],"summary":{"latest_period":"2021-01-01","latest_value":-74.4825,"max":628.657,"mean":29.0809,"min":-86.9336,"of":191,"rank":70,"trend":"volatile"}}