{"version":"1.0","type":"rich","title":"Area chart","description":"This area chart visualizes travel data, showing the number of trip days over time, with overlapping layers for each start year. The chart is built using D3.js v7, rendering as an SVG. It filters and groups a CSV dataset by year, and uses D3's `area`, `scaleTime`, and `scaleLinear` methods, along with axis generators, to draw the visualization and its axes.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/94cd59335c0c4d919201c01df9e44ad9?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}