{"version":"1.0","type":"rich","title":"Refactored Bar Chart","description":"A bar chart displays the 2020 populations of ten countries using D3.js v7 scales, with country names on the y-axis and population magnitudes on the x-axis. React components—AxisBottom, AxisLeft, and Marks—render the SVG axes and horizontal rectangles. The data loads from a CSV via `useData` and `d3.csv`, while `scaleBand` and `scaleLinear` map values to pixel coordinates.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/5a2aac9528eb477292541875d69f73d2?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}