{"version":"1.0","type":"rich","title":"BMW Regional Sales Volume Interactive Visualization Dashboard ","description":"This dashboard presents BMW sales data from a CSV file, showing annual sales volume by model through an interactive stacked bar chart. A region filter updates summary cards, insights, and secondary charts for price trends, top models, regional breakdown, and sales classification. Built with D3 v7, the visualization uses `d3.stack`, `d3.scaleBand`, and `d3.scaleLinear` for the main chart, with interactive hover tooltips that dim non-hovered bars and display model, year, and sales details via a custom tooltip utility.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/1bc538eb95c84532a463dd098ce5a051?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}