"Figure 6: For the first time since the series began, prices for the all high-demand products (HDP) items index have fallen marginally below their week 1 level","" "Online price change of selected high-demand products, UK, 16 March to 21 June 2020","" "","" "Notes","1. Index movements may not be exactly the same as percentage changes shown in Figure 5 as a result of rounding. 2. Week 1 refers to the period 16 to 22 March 2020, and week 14 refers to the period 15 to 21 June 2020. 3. The time series for all individual HDP items are published in a [dataset](https://www.ons.gov.uk/economy/inflationandpriceindices/datasets/onlinepricechangesforhighdemandproducts) alongside this release. " "Unit","Index, week 1 (16 to 22 March 2020) = 100" "","" " Need to either add a line on hand-sanitiser movements or remove from chart","All food","All household and hygiene","All HDP items","Vitamin C","Long-life milk" " Week 1","100","100","100","100","100" "Week 2","100.4","99.9","100.2","100.4","100" "Week 3","101","100.2","100.5","100.9","101.8" "Week 4","101.1","100.6","100.7","100.3","100.5" "Week 5","101.4","101","101","100.3","100.2" "Week 6","101.5","101.6","101.3","100.3","100.1" "Week 7","101.5","101.3","101.2","99.1","100.3" "Week 8","101.5","101.3","100.9","96.9","100.8" "Week 9","101.4","101.1","100.6","96.9","100.5" "Week 10","101.5","100.9","100.5","96.3","100.5" "Week 11","101.5","101","100.2","94","100.5" "Week 12","101.2","101.2","100.2","91.9","100.5" "Week 13","101","101.1","100.1","91.9","100.5" "Week 14","100.5","100.3","99.7","95","97.7"