{"updated": "2026-05-11", "ticker": "XLF", "source": {"name": "Yahoo Finance", "ticker": "XLF"}, "average": 7.98, "positiveYears": 18, "negativeYears": 10, "best": {"date": "2013-12-31", "value": 35.54, "year": 2013}, "worst": {"date": "2008-12-31", "value": -54.87, "year": 2008}, "latestYear": 2026, "latestDate": "2026-05-11", "latestIsYtd": true, "series": [{"date": "1999-12-31", "value": 2.67, "year": 1999}, {"date": "2000-12-31", "value": 25.87, "year": 2000}, {"date": "2001-12-31", "value": -9.45, "year": 2001}, {"date": "2002-12-31", "value": -14.7, "year": 2002}, {"date": "2003-12-31", "value": 30.45, "year": 2003}, {"date": "2004-12-31", "value": 10.88, "year": 2004}, {"date": "2005-12-31", "value": 6.23, "year": 2005}, {"date": "2006-12-31", "value": 18.88, "year": 2006}, {"date": "2007-12-31", "value": -19.21, "year": 2007}, {"date": "2008-12-31", "value": -54.87, "year": 2008}, {"date": "2009-12-31", "value": 17.56, "year": 2009}, {"date": "2010-12-31", "value": 11.86, "year": 2010}, {"date": "2011-12-31", "value": -17.13, "year": 2011}, {"date": "2012-12-31", "value": 28.41, "year": 2012}, {"date": "2013-12-31", "value": 35.54, "year": 2013}, {"date": "2014-12-31", "value": 14.98, "year": 2014}, {"date": "2015-12-31", "value": -1.72, "year": 2015}, {"date": "2016-12-31", "value": 22.39, "year": 2016}, {"date": "2017-12-31", "value": 22.02, "year": 2017}, {"date": "2018-12-31", "value": -13.07, "year": 2018}, {"date": "2019-12-31", "value": 31.89, "year": 2019}, {"date": "2020-12-31", "value": -1.75, "year": 2020}, {"date": "2021-12-31", "value": 34.8, "year": 2021}, {"date": "2022-12-31", "value": -10.59, "year": 2022}, {"date": "2023-12-31", "value": 12.03, "year": 2023}, {"date": "2024-12-31", "value": 30.56, "year": 2024}, {"date": "2025-12-31", "value": 14.91, "year": 2025}, {"date": "2026-12-31", "value": -5.91, "year": 2026}]}