"Figure 5: Composition of non-response, including imputed households, Great Britain","" "","" "","" "Notes","1. For definitions of the types of non-response, see Section 11 Technical definitions. Figures are based on the aggregate response for the quarter covering all waves. " "Unit","%" "","" "","Non-contact","Refusal to re-interview","Refusal to HQ","Outright refusal","Circumstantial refusal" "Jan to Mar 2020","18.3","8.6","10.0","52.0","11.2" "Oct to Dec 2019","14.7","9.0","10.6","56.9","8.8" "Jan to Mar 2019","14.4","8.8","11.4","56.4","9.0" "Jan to Mar 2018","16.4","8.6","9.8","55.4","9.8"