This visualization displays weekly registered deaths in England and Wales for 2020, comparing the actual figures against the five-year average. The line chart shows a significant spike in deaths around weeks 14-18, corresponding to the COVID-19 pandemic's first wave. The chart uses D3.js v5 with a linear scale for both the weekly number and the week-of-year axis, rendering the data as an SVG line path. The data is sourced from the Office for National Statistics, with the chart also referencing influenza and pneumonia death mentions within the dataset.