Mobile Coverage in LDCs

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        <meta charset="utf-8" />
        <link href="https://cdnjs.cloudflare.com/ajax/libs/nvd3/1.8.6/nv.d3.min.css" rel="stylesheet" />
        <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.17/d3.min.js"></script>
        <script src="https://cdnjs.cloudflare.com/ajax/libs/nvd3/1.8.6/nv.d3.min.js"></script>
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    <body>
        
    <div id="linechart"><svg style="height:450px;"></svg></div>

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https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.17/d3.min.js

https://cdnjs.cloudflare.com/ajax/libs/nvd3/1.8.6/nv.d3.min.js