JSFiddle - React, Tailwind, and code Playground

HTML

<div id="chart"></div>

CSS

.line {
  fill: none;
  stroke: steelblue;
}

.axis path,
.axis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
}

JavaScript

mydata = [
    {"date":"Jan 07","frequency":300},
    {"date":"Apr 07","frequency":60},
    {"date":"Jul 07","frequency":700},
    {"date":"Oct 07","frequency":500},
    {"date":"Jan 07","frequency":450},
    {"date":"Apr 07","frequency":430},
    {"date":"Jul 07","frequency":400}

]

var margin = {top: 20, right: 20, bottom: 30, left: 50},
    width = 500 - margin.left - margin.right,
    height = 300 - margin.top - margin.bottom;

var parseDate = d3.time.format("%b %y").parse;

var x = d3.time.scale()
    .range([0, width]);

var y = d3.scale.linear()
    .range([height, 0]);

var xAxis = d3.svg.axis()
    .scale(x)
    .orient("bottom");

var yAxis = d3.svg.axis()
    .scale(y)
    .orient("left");

var area = d3.svg.area()
    .x(function(d) { return x(d.date); })
    .y0(height)
    .y1(function(d) { return y(d.frequency); });

var svg = d3.select("#chart").append("svg")
    .attr("width", width + margin.left + margin.right)
    .attr("height", height + margin.top + margin.bottom)
    .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

mydata.forEach(function(d) {
  d.date = parseDate(d.date);
  d.frequency = +d.frequency;
});

x.domain(d3.extent(mydata, function(d) { return d.date; }));
y.domain(d3.extent(mydata, function(d) { return d.frequency; }));

svg.append("g")
      .attr("class", "x axis")
      .attr("transform", "translate(0," + height + ")")
      .call(xAxis);

svg.append("g")
      .attr("class", "y axis")
      .call(yAxis);

svg.append("path")
      .datum(mydata)
      .attr("class", "line")
      .attr("d", area);