Revised and prettified bar graph

<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="utf-8">
		<title>Drug sentences in Spokane County</title>
		<script type="text/javascript" src="https://d3js.org/d3.v3.min.js"></script>
		<link rel="stylesheet" type="text/css" href="style.css">
			
		
	
	</head>
	
	
	<body>
	<h2>Spokane county drug sentences</h2>
	<p>Number of prison sentences for drug-related crimes in Spokane County, Washington</p>
	<script type="text/javascript">

var w = 500;
			var h = 300;
			var padding = [10, 10, 20, 50];
			var widthScale = d3.scale.linear()
						.range([0,w - padding [1] - padding [3]]);
			
			var heightScale = d3.scale.ordinal()
						.rangeRoundBands([padding[0], h-padding[2]], 0.1);
			
			var Xaxis = d3.svg.axis()
							.scale(widthScale)
							.orient("bottom");
							//orientation is about label position, not axis position
							
			var Yaxis = d3.svg.axis()
							.scale(heightScale)
							.orient ("left");
			
			var svg = d3.select("body").append("svg").attr("width", w).attr("height",h);
			
		
			
			d3.csv("Spokane_drug_sentences.csv", function(data) {

widthScale.domain([0, d3.max(data, function(d) {
					return +d.drug_prison;
				})]);
				
				heightScale.domain(data.map(function(d) {return d.year;} ));
				
				var rects = svg.selectAll("rect")
					.data(data)
					.enter()
					.append("rect");
					
					rects.attr("x", padding[3])
					.attr("y", function (d) {
						return heightScale(d.year);
						})
					.attr("width", function(d){ 
						return widthScale(d.drug_prison);
						})
					.attr("height", heightScale.rangeBand())
					.attr("fill", "#000000")
					.text(function(d) {
						return "In " + d.year + ", " + d.drug_prison + " people in Spokane County received prison sentences for drug crimes.";
					});
					
				svg.append("g")
					.attr("class", "x axis")
					.attr("transform", "translate(" + padding[3] + "," + (h - padding[2]) + ")")
					//this positions axis visually, would be at 0,0 otherwise
					.call(Xaxis);
				
				svg.append("g")
					.attr("class", "y axis")
					.attr("transform", "translate(" + (padding[3] - 10) + ",0)")
					//.attr("transform", "translate(" + padding[3] + ",0)")
					//this positions axis visually, would be at 0,0 otherwise. translation is relative to the graph itself, I think, not the svg, because a 0 value still gets you some top padding
					.call(Yaxis);
					
				});

</script>
	<p id="footer">Data from the <a href="https://wa-state-ofm.us/CrimeStatsOnline/">Washington Statistical Analysis Center</a></p>
	</body>

</html>

Modified http://d3js.org/d3.v3.min.js to a secure url

https://d3js.org/d3.v3.min.js