JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.1.4/Chart.bundle.js"></script>
<canvas id="clients" width="500" height="350"></canvas>

CSS

small
{
    display: block;
    margin-top: 1em;
}

JavaScript

var barData = {
				labels : ['Italy', 'UK', 'USA', 'Germany', 'France', 'Japan'],
				datasets : [{
					label : '2010 customers #',
					backgroundColor : '#382765',
					data : [2500, 1902, 1041, 610, 1245, 952]
				}, {
					label : '2014 customers #',
					backgroundColor : '#7BC225',
					data : [1000, 1689, 1318, 589, 1199, 1436]
				}]
			};

			var context = document.getElementById('clients').getContext('2d');
			var clientsChart = new Chart(context, {
				type : 'bar',
				data : barData,
				options : {
					scales : {
						xAxes : [{
							stacked : true,

						}],
						yAxes : [{
							stacked : true
						}]
					}
				}
			});