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{ "Date":"6/30/09", "Effective federal funds rate":"0.21" }, { "Date":"7/31/09", "Effective federal funds rate":"0.16" }, { "Date":"8/31/09", "Effective federal funds rate":"0.16" }, { "Date":"9/30/09", "Effective federal funds rate":"0.15" }, { "Date":"10/31/09", "Effective federal funds rate":"0.12" }, { "Date":"11/30/09", "Effective federal funds rate":"0.12" }, { "Date":"12/31/09", "Effective federal funds rate":"0.12" }, { "Date":"1/31/10", "Effective federal funds rate":"0.11" }, { "Date":"2/28/10", "Effective federal funds rate":"0.13" }, { "Date":"3/31/10", "Effective federal funds rate":"0.16" }, { "Date":"4/30/10", "Effective federal funds rate":"0.20" }, { "Date":"5/31/10", "Effective federal funds rate":"0.20" }, { "Date":"6/30/10", "Effective federal funds rate":"0.18" }, { "Date":"7/31/10", "Effective federal funds rate":"0.18" }, { "Date":"8/31/10", "Effective federal funds rate":"0.19" }, { "Date":"9/30/10", "Effective federal funds rate":"0.19" }, { "Date":"10/31/10", "Effective federal funds rate":"0.19" }, { "Date":"11/30/10", "Effective federal funds rate":"0.19" }, { "Date":"12/31/10", "Effective federal funds rate":"0.18" }, { "Date":"1/31/11", "Effective federal funds rate":"0.17" }, { "Date":"2/28/11", "Effective federal funds rate":"0.16" }, { "Date":"3/31/11", "Effective federal funds rate":"0.14" }, { "Date":"4/30/11", "Effective federal funds rate":"0.10" }, { "Date":"5/31/11", "Effective federal funds rate":"0.09" }, { "Date":"6/30/11", "Effective federal funds rate":"0.09" }, { "Date":"7/31/11", "Effective federal funds rate":"0.07" }, { "Date":"8/31/11", "Effective federal funds rate":"0.10" }, { "Date":"9/30/11", "Effective federal funds rate":"0.08" }, { "Date":"10/31/11", "Effective federal funds rate":"0.07" }, { "Date":"11/30/11", "Effective federal funds rate":"0.08" }, { "Date":"12/31/11", "Effective federal funds rate":"0.07" }, { "Date":"1/31/12", "Effective federal funds rate":"0.08" }, { "Date":"2/29/12", "Effective federal funds rate":"0.10" }, { "Date":"3/31/12", "Effective federal funds rate":"0.13" }, { "Date":"4/30/12", "Effective federal funds rate":"0.14" }, { "Date":"5/31/12", "Effective federal funds rate":"0.16" }, { "Date":"6/30/12", "Effective federal funds rate":"0.16" }, { "Date":"7/31/12", "Effective federal funds rate":"0.16" }, { "Date":"8/31/12", "Effective federal funds rate":"0.13" }, { "Date":"9/30/12", "Effective federal funds rate":"0.14" }, { "Date":"10/31/12", "Effective federal funds rate":"0.16" }, { "Date":"11/30/12", "Effective federal funds rate":"0.16" }, { "Date":"12/31/12", "Effective federal funds rate":"0.16" }, { "Date":"1/31/13", "Effective federal funds rate":"0.14" }, { "Date":"2/28/13", "Effective federal funds rate":"0.15" }, { "Date":"3/31/13", "Effective federal funds rate":"0.14" }, { "Date":"4/30/13", "Effective federal funds rate":"0.15" }, { "Date":"5/31/13", "Effective federal funds rate":"0.11" }, { "Date":"6/30/13", "Effective federal funds rate":"0.09" }, { "Date":"7/31/13", "Effective federal funds rate":"0.09" }, { "Date":"8/31/13", "Effective federal funds rate":"0.08" }, { "Date":"9/30/13", "Effective federal funds rate":"0.08" }, { "Date":"10/31/13", "Effective federal funds rate":"0.09" }, { "Date":"11/30/13", "Effective federal funds rate":"0.08" }, { "Date":"12/31/13", "Effective federal funds rate":"0.09" }, { "Date":"1/31/14", "Effective federal funds rate":"0.07" }, { "Date":"2/28/14", "Effective federal funds rate":"0.07" }, { "Date":"3/31/14", "Effective federal funds rate":"0.08" }, { "Date":"4/30/14", "Effective federal funds rate":"0.09" }, { "Date":"5/31/14", "Effective federal funds rate":"0.09" }, { "Date":"6/30/14", "Effective federal funds rate":"0.10" }, { "Date":"7/31/14", "Effective federal funds rate":"0.09" }, { "Date":"8/31/14", "Effective federal funds rate":"0.09" }, { "Date":"9/30/14", "Effective federal funds rate":"0.09" }, { "Date":"10/31/14", "Effective federal funds rate":"0.09" }, { "Date":"11/30/14", "Effective federal funds rate":"0.09" }, { "Date":"12/31/14", "Effective federal funds rate":"0.12" }, { "Date":"1/31/15", "Effective federal funds rate":"0.11" }, { "Date":"2/28/15", "Effective federal funds rate":"0.11" }, { "Date":"3/31/15", "Effective federal funds rate":"0.11" }, { "Date":"4/30/15", "Effective federal funds rate":"0.12" }, { "Date":"5/31/15", "Effective federal funds rate":"0.12" }, { "Date":"6/30/15", "Effective federal funds rate":"0.13" }, { "Date":"7/31/15", "Effective federal funds rate":"0.13" }, { "Date":"8/31/15", "Effective federal funds rate":"0.14" }, { "Date":"9/30/15", "Effective federal funds rate":"0.14" }, { "Date":"10/31/15", "Effective federal funds rate":"0.12" }, { "Date":"11/30/15", "Effective federal funds rate":"0.12" }, { "Date":"12/31/15", "Effective federal funds rate":"0.24" }, { "Date":"1/31/16", "Effective federal funds rate":"0.34" }, { "Date":"2/29/16", "Effective federal funds rate":"0.38" }, { "Date":"3/31/16", "Effective federal funds rate":"0.36" }, { "Date":"4/30/16", "Effective federal funds rate":"0.37" }, { "Date":"5/31/16", "Effective federal funds rate":"0.37" }, { "Date":"6/30/16", "Effective federal funds rate":"0.38" }, { "Date":"7/31/16", "Effective federal funds rate":"0.39" }, { "Date":"8/31/16", "Effective federal funds rate":"0.40" }, { "Date":"9/30/16", "Effective federal funds rate":"0.40" }, { "Date":"10/31/16", "Effective federal funds rate":"0.40" }, { "Date":"11/30/16", "Effective federal funds rate":"0.41" }, { "Date":"12/31/16", "Effective federal funds rate":"0.55" }, { "Date":"1/31/17", "Effective federal funds rate":"0.56" }, { "Date":"2/28/17", "Effective federal funds rate":"0.57" }, { "Date":"3/31/17", "Effective federal funds rate":"0.82" }, { "Date":"4/30/17", "Effective federal funds rate":"0.83" }, { "Date":"5/31/17", "Effective federal funds rate":"0.83" }, { "Date":"6/30/17", "Effective federal funds rate":"1.06" }, { "Date":"7/31/17", "Effective federal funds rate":"1.07" }, { "Date":"8/31/17", "Effective federal funds rate":"1.07" }, { "Date":"9/30/17", "Effective federal funds rate":"1.06" }, { "Date":"10/31/17", "Effective federal funds rate":"1.07" }, { "Date":"11/30/17", "Effective federal funds rate":"1.07" }, { "Date":"12/31/17", "Effective federal funds rate":"1.33" }, { "Date":"1/31/18", "Effective federal funds rate":"1.34" }, { "Date":"2/28/18", "Effective federal funds rate":"1.35" }, { "Date":"3/31/18", "Effective federal funds rate":"1.68" }, { "Date":"4/30/18", "Effective federal funds rate":"1.69" }, { "Date":"5/31/18", "Effective federal funds rate":"1.70" }, { "Date":"6/30/18", "Effective federal funds rate":"1.82" }, { "Date":"7/31/18", "Effective federal funds rate":"1.91" }, { "Date":"8/31/18", "Effective federal funds rate":"1.91" }, { "Date":"9/30/18", "Effective federal funds rate":"1.95" }, { "Date":"10/31/18", "Effective federal funds rate":"2.19" }, { "Date":"11/30/18", "Effective federal funds rate":"2.20" }, { "Date":"12/31/18", "Effective federal funds rate":"2.27" }, { "Date":"1/31/19", "Effective federal funds rate":"2.40" }, { "Date":"2/28/19", "Effective federal funds rate":"2.40" }, { "Date":"3/31/19", "Effective federal funds rate":"2.41" }, { "Date":"4/30/19", "Effective federal funds rate":"2.42" }, { "Date":"5/31/19", "Effective federal funds rate":"2.39" }, { "Date":"6/30/19", "Effective federal funds rate":"2.38" }, { "Date":"7/31/19", "Effective federal funds rate":"2.40" }, { "Date":"8/31/19", "Effective federal funds rate":"2.13" }, { "Date":"9/30/19", "Effective federal funds rate":"2.04" }, { "Date":"10/31/19", "Effective federal funds rate":"1.83" }, { "Date":"11/30/19", "Effective federal funds rate":"1.55" }, { "Date":"12/31/19", "Effective federal funds rate":"1.55" }, { "Date":"1/31/20", "Effective federal funds rate":"1.55" }, { "Date":"2/29/20", "Effective federal funds rate":"1.58" }, { "Date":"3/31/20", "Effective federal funds rate":"0.65" }, { "Date":"4/30/20", "Effective federal funds rate":"0.05" }, { "Date":"5/31/20", "Effective federal funds rate":"0.05" }, { "Date":"6/30/20", "Effective federal funds rate":"0.08" }, { "Date":"7/31/20", "Effective federal funds rate":"0.09" }, { "Date":"8/31/20", "Effective federal funds rate":"0.10" }, { "Date":"9/30/20", "Effective federal funds rate":"0.09" }, { "Date":"10/31/20", "Effective federal funds rate":"0.09" }, { "Date":"11/30/20", "Effective federal funds rate":"0.09" }, { "Date":"12/31/20", "Effective federal funds rate":"0.09" } ]