{
let sg = 300;
let margin = sg * 0.05;
let s = sg - (margin * 2);
let svg = d3.create("svg").attr("width",sg).attr("height",sg)
let g = d3.create("g").attr("transform", `translate(${margin},${margin})`)
let escalaX = d3.scaleLinear().domain([0,100]).range([0,s]);
let ejeX = d3.axisBottom().scale(escalaX);
let escalaY = d3.scalePoint().domain(y).range([0, s]);
let ejeY = d3.axisLeft().scale(escalaY);
let ticksX = svg.append("g").attr("transform", `translate(${margin},250)`).call(ejeX)
let ticksY = svg.append("g").attr("transform", `translate(${margin},0)`).call(ejeY)
return svg.node()
}