Backend API
        
    import React from 'react';
import {
  Chart,
  Series,
  CommonSeriesSettings,
  Legend,
  ValueAxis,
  ArgumentAxis,
  Label,
  Border,
  Tooltip,
  Export,
  type ChartTypes,
} from 'devextreme-react/chart';
import { dataSource } from './data.ts';
const palette = ['#00ced1', '#008000', '#ffd700', '#ff7f50'];
const customizeTooltip = (pointInfo) => ({
  text: `${pointInfo.point.tag}<br/>Total Population: ${pointInfo.argumentText}M<br/>Population with Age over 60: ${pointInfo.valueText}M (${pointInfo.size}%)`,
});
function seriesClick(e: ChartTypes.SeriesClickEvent) {
  const series = e.target;
  if (series.isVisible()) {
    series.hide();
  } else {
    series.show();
  }
}
const customizeText = (e) => `${e.value}M`;
function App() {
  return (
    <Chart
      id="chart"
      title={'Correlation between Total Population and\n Population with Age over 60'}
      palette={palette}
      onSeriesClick={seriesClick}
      dataSource={dataSource}>
      <Tooltip enabled={true} location="edge" customizeTooltip={customizeTooltip} />
      <CommonSeriesSettings type="bubble" />
      <ValueAxis title="Population with Age over 60">
        <Label customizeText={customizeText} />
      </ValueAxis>
      <ArgumentAxis title="Total Population">
        <Label customizeText={customizeText} />
      </ArgumentAxis>
      <Series
        name="Europe"
        argumentField="total1"
        valueField="older1"
        sizeField="perc1"
        tagField="tag1"
      />
      <Series
        name="Africa"
        argumentField="total2"
        valueField="older2"
        sizeField="perc2"
        tagField="tag2"
      />
      <Series
        name="Asia"
        argumentField="total3"
        valueField="older3"
        sizeField="perc3"
        tagField="tag3"
      />
      <Series
        name="North America"
        argumentField="total4"
        valueField="older4"
        sizeField="perc4"
        tagField="tag4"
      />
      <Legend position="inside" horizontalAlignment="left">
        <Border visible={true} />
      </Legend>
      <Export enabled={true} />
    </Chart>
  );
}
export default App;
    
    import React from 'react';
import {
  Chart,
  Series,
  CommonSeriesSettings,
  Legend,
  ValueAxis,
  ArgumentAxis,
  Label,
  Border,
  Tooltip,
  Export,
} from 'devextreme-react/chart';
import { dataSource } from './data.js';
const palette = ['#00ced1', '#008000', '#ffd700', '#ff7f50'];
const customizeTooltip = (pointInfo) => ({
  text: `${pointInfo.point.tag}<br/>Total Population: ${pointInfo.argumentText}M<br/>Population with Age over 60: ${pointInfo.valueText}M (${pointInfo.size}%)`,
});
function seriesClick(e) {
  const series = e.target;
  if (series.isVisible()) {
    series.hide();
  } else {
    series.show();
  }
}
const customizeText = (e) => `${e.value}M`;
function App() {
  return (
    <Chart
      id="chart"
      title={'Correlation between Total Population and\n Population with Age over 60'}
      palette={palette}
      onSeriesClick={seriesClick}
      dataSource={dataSource}
    >
      <Tooltip
        enabled={true}
        location="edge"
        customizeTooltip={customizeTooltip}
      />
      <CommonSeriesSettings type="bubble" />
      <ValueAxis title="Population with Age over 60">
        <Label customizeText={customizeText} />
      </ValueAxis>
      <ArgumentAxis title="Total Population">
        <Label customizeText={customizeText} />
      </ArgumentAxis>
      <Series
        name="Europe"
        argumentField="total1"
        valueField="older1"
        sizeField="perc1"
        tagField="tag1"
      />
      <Series
        name="Africa"
        argumentField="total2"
        valueField="older2"
        sizeField="perc2"
        tagField="tag2"
      />
      <Series
        name="Asia"
        argumentField="total3"
        valueField="older3"
        sizeField="perc3"
        tagField="tag3"
      />
      <Series
        name="North America"
        argumentField="total4"
        valueField="older4"
        sizeField="perc4"
        tagField="tag4"
      />
      <Legend
        position="inside"
        horizontalAlignment="left"
      >
        <Border visible={true} />
      </Legend>
      <Export enabled={true} />
    </Chart>
  );
}
export default App;
    
    import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.tsx';
ReactDOM.render(
  <App />,
  document.getElementById('app'),
);
    
    export const dataSource = [{
  total1: 9.5,
  total2: 168.8,
  total3: 127.2,
  older1: 2.4,
  older2: 8.8,
  older3: 40.1,
  perc1: 25.4,
  perc2: 5.3,
  perc3: 31.6,
  tag1: 'Sweden',
  tag2: 'Nigeria',
  tag3: 'Japan',
}, {
  total1: 82.8,
  total2: 91.7,
  total3: 90.8,
  older1: 21.9,
  older2: 4.6,
  older3: 8.0,
  perc1: 26.7,
  perc2: 5.4,
  perc3: 8.9,
  tag1: 'Germany',
  tag2: 'Ethiopia',
  tag3: 'Viet Nam',
}, {
  total1: 16.7,
  total2: 80.7,
  total3: 21.1,
  older1: 3.8,
  older2: 7.0,
  older3: 2.7,
  perc1: 22.8,
  perc2: 8.4,
  perc3: 12.9,
  tag1: 'Netherlands',
  tag2: 'Egypt',
  tag3: 'Sri Lanka',
}, {
  total1: 62.8,
  total2: 52.4,
  total3: 96.7,
  older1: 14.4,
  older2: 4.0,
  older3: 5.9,
  perc1: 23.0,
  perc2: 7.8,
  perc3: 6.1,
  tag1: 'United Kingdom',
  tag2: 'South Africa',
  tag3: 'Philippines',
}, {
  total1: 38.2,
  total2: 43.2,
  total3: 66.8,
  older1: 7.8,
  older2: 1.8,
  older3: 9.6,
  perc1: 20.4,
  perc2: 4.3,
  perc3: 13.7,
  tag1: 'Poland',
  tag2: 'Kenya',
  tag3: 'Thailand',
}, {
  total1: 45.5,
  total3: 154.7,
  total4: 34.8,
  older1: 9.5,
  older3: 10.3,
  older4: 7.2,
  perc1: 21.1,
  perc3: 6.8,
  perc4: 20.8,
  tag1: 'Ukraine',
  tag3: 'Bangladesh',
  tag4: 'Canada',
}, {
  total1: 143.2,
  total4: 120.8,
  older1: 26.5,
  older4: 11.0,
  perc1: 18.6,
  perc4: 9.5,
  tag1: 'Russian Federation',
  tag4: 'Mexico',
}];
    
    window.exports = window.exports || {};
window.config = {
  transpiler: 'ts',
  typescriptOptions: {
    module: 'system',
    emitDecoratorMetadata: true,
    experimentalDecorators: true,
    jsx: 'react',
  },
  meta: {
    'react': {
      'esModule': true,
    },
    'typescript': {
      'exports': 'ts',
    },
    'devextreme/time_zone_utils.js': {
      'esModule': true,
    },
    'devextreme/localization.js': {
      'esModule': true,
    },
    'devextreme/viz/palette.js': {
      'esModule': true,
    },
    'openai': {
      'esModule': true,
    },
  },
  paths: {
    'npm:': 'https://cdn.jsdelivr.net/npm/',
    'bundles:': '../../../../bundles/',
    'externals:': '../../../../bundles/externals/',
  },
  defaultExtension: 'js',
  map: {
    'ts': 'npm:plugin-typescript@8.0.0/lib/plugin.js',
    'typescript': 'npm:typescript@4.2.4/lib/typescript.js',
    'jszip': 'npm:jszip@3.10.1/dist/jszip.min.js',
    'react': 'npm:react@17.0.2/umd/react.development.js',
    'react-dom': 'npm:react-dom@17.0.2/umd/react-dom.development.js',
    'prop-types': 'npm:prop-types/prop-types.js',
    'rrule': 'npm:rrule@2.6.4/dist/es5/rrule.js',
    'luxon': 'npm:luxon@3.4.4/build/global/luxon.min.js',
    'es6-object-assign': 'npm:es6-object-assign',
    'devextreme': 'npm:devextreme@link:../../packages/devextreme/artifacts/npm/devextreme/cjs',
    'devextreme-react': 'npm:devextreme-react@link:../../packages/devextreme-react/npm/cjs',
    'devextreme-quill': 'npm:devextreme-quill@1.7.6/dist/dx-quill.min.js',
    'devexpress-diagram': 'npm:devexpress-diagram@2.2.24/dist/dx-diagram.js',
    'devexpress-gantt': 'npm:devexpress-gantt@4.1.64/dist/dx-gantt.js',
    'inferno': 'npm:inferno@8.2.3/dist/inferno.min.js',
    'inferno-compat': 'npm:inferno-compat/dist/inferno-compat.min.js',
    'inferno-create-element': 'npm:inferno-create-element@8.2.3/dist/inferno-create-element.min.js',
    'inferno-dom': 'npm:inferno-dom/dist/inferno-dom.min.js',
    'inferno-hydrate': 'npm:inferno-hydrate/dist/inferno-hydrate.min.js',
    'inferno-clone-vnode': 'npm:inferno-clone-vnode/dist/inferno-clone-vnode.min.js',
    'inferno-create-class': 'npm:inferno-create-class/dist/inferno-create-class.min.js',
    'inferno-extras': 'npm:inferno-extras/dist/inferno-extras.min.js',
    '@preact/signals-core': 'npm:@preact/signals-core@1.8.0/dist/signals-core.min.js',
    'devextreme-cldr-data': 'npm:devextreme-cldr-data@1.0.3',
    // SystemJS plugins
    'plugin-babel': 'npm:systemjs-plugin-babel@0.0.25/plugin-babel.js',
    'systemjs-babel-build': 'npm:systemjs-plugin-babel@0.0.25/systemjs-babel-browser.js',
    // Prettier
    'prettier/standalone': 'npm:prettier@2.8.8/standalone.js',
    'prettier/parser-html': 'npm:prettier@2.8.8/parser-html.js',
  },
  packages: {
    'devextreme': {
      defaultExtension: 'js',
    },
    'devextreme-react': {
      main: 'index.js',
    },
    'devextreme-react/common': {
      main: 'index.js',
    },
    'devextreme/events/utils': {
      main: 'index',
    },
    'devextreme/common/core/events/utils': {
      main: 'index',
    },
    'devextreme/localization/messages': {
      format: 'json',
      defaultExtension: 'json',
    },
    'devextreme/events': {
      main: 'index',
    },
    'es6-object-assign': {
      main: './index.js',
      defaultExtension: 'js',
    },
  },
  packageConfigPaths: [
    'npm:@devextreme/*/package.json',
  ],
  babelOptions: {
    sourceMaps: false,
    stage0: true,
    react: true,
  },
};
System.config(window.config);
// eslint-disable-next-line
const useTgzInCSB = ['openai'];
    
    import React from 'react';
import ReactDOM from 'react-dom';
import App from './App.js';
ReactDOM.render(<App />, document.getElementById('app'));
    
    export const dataSource = [
  {
    total1: 9.5,
    total2: 168.8,
    total3: 127.2,
    older1: 2.4,
    older2: 8.8,
    older3: 40.1,
    perc1: 25.4,
    perc2: 5.3,
    perc3: 31.6,
    tag1: 'Sweden',
    tag2: 'Nigeria',
    tag3: 'Japan',
  },
  {
    total1: 82.8,
    total2: 91.7,
    total3: 90.8,
    older1: 21.9,
    older2: 4.6,
    older3: 8.0,
    perc1: 26.7,
    perc2: 5.4,
    perc3: 8.9,
    tag1: 'Germany',
    tag2: 'Ethiopia',
    tag3: 'Viet Nam',
  },
  {
    total1: 16.7,
    total2: 80.7,
    total3: 21.1,
    older1: 3.8,
    older2: 7.0,
    older3: 2.7,
    perc1: 22.8,
    perc2: 8.4,
    perc3: 12.9,
    tag1: 'Netherlands',
    tag2: 'Egypt',
    tag3: 'Sri Lanka',
  },
  {
    total1: 62.8,
    total2: 52.4,
    total3: 96.7,
    older1: 14.4,
    older2: 4.0,
    older3: 5.9,
    perc1: 23.0,
    perc2: 7.8,
    perc3: 6.1,
    tag1: 'United Kingdom',
    tag2: 'South Africa',
    tag3: 'Philippines',
  },
  {
    total1: 38.2,
    total2: 43.2,
    total3: 66.8,
    older1: 7.8,
    older2: 1.8,
    older3: 9.6,
    perc1: 20.4,
    perc2: 4.3,
    perc3: 13.7,
    tag1: 'Poland',
    tag2: 'Kenya',
    tag3: 'Thailand',
  },
  {
    total1: 45.5,
    total3: 154.7,
    total4: 34.8,
    older1: 9.5,
    older3: 10.3,
    older4: 7.2,
    perc1: 21.1,
    perc3: 6.8,
    perc4: 20.8,
    tag1: 'Ukraine',
    tag3: 'Bangladesh',
    tag4: 'Canada',
  },
  {
    total1: 143.2,
    total4: 120.8,
    older1: 26.5,
    older4: 11.0,
    perc1: 18.6,
    perc4: 9.5,
    tag1: 'Russian Federation',
    tag4: 'Mexico',
  },
];
    
    <!DOCTYPE html>
<html lang="en">
  <head>
    <title>DevExtreme Demo</title>
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=5.0" />
    <link rel="stylesheet" type="text/css" href="https://cdn3.devexpress.com/jslib/25.1.6/css/dx.light.css" />
    <link rel="stylesheet" type="text/css" href="styles.css" />
    <script src="https://cdn.jsdelivr.net/npm/core-js@2.6.12/client/shim.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/systemjs@0.21.3/dist/system.js"></script>
    <script type="text/javascript" src="config.js"></script>
    <script type="text/javascript">
      System.import("./index.tsx");
    </script>
  </head>
  <body class="dx-viewport">
    <div class="demo-container">
      <div id="app"></div>
    </div>
  </body>
</html>
    
    #chart {
  height: 440px;
}