myLbs

<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <script src="https://d3js.org/d3.v4.min.js"></script>
  <style>
    body 
  </style>
</head>

<body>
  <script>
 var margin = {top: 20, right: 20, bottom: 100, left: 50},
    width = 960 - margin.left - margin.right,
    height = 500 - margin.top - margin.bottom;
    
var parseTime = d3.timeParse("%d-%b-%y");
    
var x = d3.scaleTime().range([0, width]);
var y = d3.scaleLinear().range([height, 0]);
    
var valueline = d3.line()
	.curve(d3.curveBasis)
    .x(function(d) { return x(d.date); })
    .y(function(d) { return y(d.lbs); });
    
var svg = d3.select("body").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 + ")");

d3.tsv("myLbs.tsv",function(error,data){
  if (error) throw error;
  
 data.forEach(function(d){
	d.date = parseTime(d.date)
  d.lbs = +d.lbs;
});

x.domain(d3.extent(data, function(d){ return d.date}));
 y.domain([200, d3.max(data, function(d) { return d.lbs; })]);
  
svg.append('path')
	.data([data])
	.attr('class','line')
	.attr('d',valueline)
  
 svg.append("g")
  		.attr("class","axis")
      .attr("transform", "translate(0," + height + ")")
      .call(d3.axisBottom(x).ticks(12));

svg.append("g")
  		.attr("class","axis")
      .call(d3.axisLeft(y)
           );
 
});

</script>
</body>

https://d3js.org/d3.v4.min.js