Plot.plot({
color: { legend: true },
y: { grid: true, domain: [0, 0.5] },
facet: {
data: data,
x: "category"
},
marks: [
Plot.frame(),
Plot.line(data, { x: "age_group", y: "percent", stroke: "gender" }),
Plot.dot(data, { x: "age_group", y: "percent", fill: "gender" })
]
})