This scatterplot shows the trend of reported happiness in the Netherlands from 1997 to 2018, with each circle representing a yearly score on a percentage scale. The visualization uses d3.csv to load the data and d3.scaleLinear and d3.scalePoint for the axes, rendering circles as SVG elements. The chart includes a bottom axis formatted as percentages and a left axis listing each year, with the source data stored in a plain CSV file.