{"version":"1.0","type":"rich","title":"ice7_task3","description":"A dark-themed SVG area chart displays the average revenue of a single sports club type—Soccer—by its founding year, using data from a CSV file loaded via `d3.csv` and aggregated with `d3.rollups`. The chart renders a smooth monotone area fill and an overlaid line via `d3.area` and `d3.line`, with axes and labels produced by `d3.axisBottom` and `d3.axisLeft`, while hover tooltips appear on interactive points.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/4b9dc4b9360d4b01b6f4dcc5c7e786b0?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}