Grades compared by possible points and actual points.

HTML

<script src="https://code.highcharts.com/highcharts.js"></script>
<script src="https://code.highcharts.com/modules/variable-pie.js"></script>
<script src="https://code.highcharts.com/modules/exporting.js"></script>
<script src="https://code.highcharts.com/modules/export-data.js"></script>
<script src="https://code.highcharts.com/modules/accessibility.js"></script>

<figure class="highcharts-figure">
    <div id="container"></div>
    <p class="highcharts-description">
        Variable radius pie charts can be used to visualize a
        second dimension in a pie chart.
    </p>
</figure>

CSS

#container {
    height: 500px;
}

.highcharts-figure,
.highcharts-data-table table {
    min-width: 320px;
    max-width: 700px;
    margin: 1em auto;
}

.highcharts-data-table table {
    font-family: Verdana, sans-serif;
    border-collapse: collapse;
    border: 1px solid #ebebeb;
    margin: 10px auto;
    text-align: center;
    width: 100%;
    max-width: 500px;
}

.highcharts-data-table caption {
    padding: 1em 0;
    font-size: 1.2em;
    color: #555;
}

.highcharts-data-table th {
    font-weight: 600;
    padding: 0.5em;
}

.highcharts-data-table td,
.highcharts-data-table th,
.highcharts-data-table caption {
    padding: 0.5em;
}

.highcharts-data-table thead tr,
.highcharts-data-table tr:nth-child(even) {
    background: #f8f8f8;
}

.highcharts-data-table tr:hover {
    background: #f1f7ff;
}

JavaScript

// Data retrieved from https://quick-demo.tiddlyhost.com/#polar-alpha-pie-chart
Highcharts.chart('container', {
    chart: {
        type: 'variablepie'
    },
    title: {
        text: 'Grade Overview',
        align: 'left'
    },
    tooltip: {
        headerFormat: '',
        pointFormat: '<span style="color:{point.color}">\u25CF</span> <b> {point.name}</b><br/>' +
            'Potential Points: <b>{point.y}</b><br/>' +
            'Actual Score: <b>{point.z}</b><br/>'
    },
    series: [{
        minPointSize: 10,
        innerSize: '1%',
        zMin: 0,
        name: 'grades',
        borderRadius: 5,
        data: [{
            name: 'Micro essays',
            y: 30,
            z: 23.4
        }, {
            name: 'Midterm exam',
            y: 15,
            z: 10.5
        }, {
            name: 'Final exam',
            y: 25,
            z: 20.5
        }, {
            name: 'Participation',
            y: 15,
            z: 13.5
        }, {
            name: 'Final essay',
            y: 15,
            z: 12.8
        }],
        colors: [
            '#4caefe',
            '#FFFF00',
            '#008000',
            '#FF0000',
            '#0000FF'
        ]
    }]
});