Quarter Percent, Seasonally adjusted 2008-09-30 -0.6 2008-12-31 -2.8 2009-03-31 -5.3 2009-06-30 -4.7 2009-09-30 -3.7 2009-12-31 -4.5 2010-03-31 -4.9 2010-06-30 -5.7 2010-09-30 -5.7 2010-12-31 -3.1 2011-03-31 -1.4 2011-06-30 -2.7 2011-09-30 -2.7 2011-12-31 -3.2 2012-03-31 -4.7 2012-06-30 -5.3 2012-09-30 -4.4 2012-12-31 -1.2 2013-03-31 2.2 2013-06-30 4.3 2013-09-30 5.8 2013-12-31 5.3 2014-03-31 6.5 2014-06-30 9.3 2014-09-30 9.8 2014-12-31 9 2015-03-31 10.2 2015-06-30 10.8 2015-09-30 10.3 2015-12-31 11.4 2016-03-31 12.2 2016-06-30 12.5 2016-09-30 12.1 2016-12-31 9.7 2017-03-31 9.1 2017-06-30 5.9 2017-09-30 1.6 2017-12-31 2.4 2018-03-31 1.6 2018-06-30 1.8 2018-09-30 3.2 2018-12-31 3.1 2019-03-31 3.4 2019-06-30 3 2019-09-30 3.5 2019-12-31 4.1 2020-03-31 3.2 2020-06-30 -6.4 2020-09-30 -11.4 2020-12-31 -6.6 2021-03-31 -6.1 2021-06-30 -4 2021-09-30 0.8 2021-12-31 4.8 2022-03-31 6.5 2022-06-30 8.2 2022-09-30 9.5 2022-12-31 6.1 2023-03-31 4.4 2023-06-30 6 2023-09-30 6.3 2023-12-31 6.7