"Figure 6: Productivity saw upwards revisions back to Quarter 1 2017","" "Public service productivity revisions, quarter-on-same-quarter-a-year-ago growth rates, UK, Quarter 1 (Jan to Mar) 2017 to Quarter 1 2019","" "","" "Notes","1. All estimates are based on Experimental quarterly total public service productivity. 2. Estimates of productivity are indirectly seasonally adjusted, calculated using seasonally adjusted inputs and seasonally adjusted output. 3. “Previous” refers to estimates included in the publication on 5 July 2019. 4. Growth rates have been expressed in (natural) logarithm changes. Further information on log changes can be found in [Section 3 of A simple guide to multi-factor productivity](https://www.ons.gov.uk/economy/economicoutputandproductivity/productivitymeasures/methodologies/asimpleguidetomultifactorproductivity#quality-adjusted-labour-input). " "Unit","Natural logarithm change (percentage)" "","" "","Previous","Current" "2017Q1","1.4","1.5" "2017Q2","0.4","1.3" "2017Q3","0.3","1.1" "2017Q4","0.3","0.9" "2018Q1","1.3","1.5" "2018Q2","-0.7","-0.3" "2018Q3","-1.1","-0.7" "2018Q4","-0.6","0.1" "2019Q1","-3.1","-1.2"