{"entity":{"iso2":"PL","iso3":"POL","name":"Poland","slug":"poland"},"indicator":{"licence":"CC BY 4.0 (Our World in Data)","slug":"significant-earthquakes","source":"National Geophysical Data Center / World Data Service (2025) \u2013 with major processing by Our World in Data","source_url":"https://ourworldindata.org/grapher/significant-earthquakes","title":"Number of significant earthquakes","unit":"events"},"observations":[{"date":"2004-01-01","value":1.0},{"date":"2016-01-01","value":1.0},{"date":"2018-01-01","value":1.0},{"date":"2019-01-01","value":3.0},{"date":"2022-01-01","value":1.0},{"date":"2024-01-01","value":1.0}],"summary":{"latest_period":"2024-01-01","latest_value":1.0,"max":3.0,"mean":1.33333,"min":1.0,"of":97,"rank":21,"trend":"volatile"}}