Quarter Percent, Seasonally adjusted 2008-03-31 0.6 2008-06-30 0.1 2008-09-30 -0.4 2008-12-31 -1 2009-03-31 -1.7 2009-06-30 -0.7 2009-09-30 -1.2 2009-12-31 -1.1 2010-03-31 -1.4 2010-06-30 -1.5 2010-09-30 -1.4 2010-12-31 -0.1 2011-03-31 -0.6 2011-06-30 -0.8 2011-09-30 -0.6 2011-12-31 -1 2012-03-31 -1.3 2012-06-30 -1.4 2012-09-30 -0.9 2012-12-31 0.3 2013-03-31 0.8 2013-06-30 1.3 2013-09-30 1.6 2013-12-31 1 2014-03-31 2.1 2014-06-30 2.3 2014-09-30 2.4 2014-12-31 2 2015-03-31 2.9 2015-06-30 2.3 2015-09-30 2.7 2015-12-31 2.8 2016-03-31 3.1 2016-06-30 2.9 2016-09-30 2.9 2016-12-31 1.8 2017-03-31 2.6 2017-06-30 0.3 2017-09-30 0.5 2017-12-31 0.7 2018-03-31 0.1 2018-06-30 0.8 2018-09-30 0.8 2018-12-31 0.8 2019-03-31 0.9 2019-06-30 0.6 2019-09-30 1.2 2019-12-31 0.8 2020-03-31 0.7 2020-06-30 -3.9 2020-09-30 -2 2020-12-31 -1.4 2021-03-31 -1.7 2021-06-30 -0.3 2021-09-30 0.7 2021-12-31 1.6 2022-03-31 1.5 2022-06-30 2.5 2022-09-30 2.1 2022-12-31 0.9 2023-03-31 1.3 2023-06-30 1.6 2023-09-30 1.5 2023-12-31 1.8