titleChart = {
const svg = d3.create("svg")
.attr("width", width)
.attr("height", height)
.attr("viewBox", [0, 0, width, height])
.attr("style", "max-width: 100%; height: auto;")
svg.append("g")
.attr("transform", `translate(${margins.left},0)`)
.call(d3.axisLeft(y).ticks(height / 80))
.call(g => g.select(".domain").remove())
.call(g => g.selectAll(".tick line").clone()
.attr("x2", width - margins.left - margins.right)
.attr("stroke-opacity", 0.1))
.call(g => g.append("text")
.attr("x", -margins.left)
.attr("y", 10)
.attr("fill", "currentColor")
.attr("text-anchor", "start")
.text("↑ Unemployed persons"))
const areaPaths = svg.append("g")
.selectAll()
.data(series)
.join("path")
.attr("fill", d => color(d.key))
.attr("d", area)
.append("title")
.text(d => d.key)
const title = svg.append("g")
.append("text")
.attr("x", width / 2)
.attr("y", (margins.top / 2))
.attr("text-anchor", "middle")
.attr("front-weight", "bold")
.attr("font-family", "Helvetica Neue, Arial")
.attr("font-size", "20px")
.text("Umenployment in US, 2000 - 2010")
svg.append("g")
.attr("transform", `translate(0,${height - margins.bottom})`)
.call(d3.axisBottom(x).tickSizeOuter(0))
return Object.assign(svg.node(), {scales: {color}});
}