hist with normal curve

HTML

<script src="http://code.highcharts.com/highcharts.js"></script>
<script src="http://code.highcharts.com/highcharts-more.js"></script>
<script src="http://code.highcharts.com/modules/exporting.js"></script>
<div id="container" style="height:500px;"></div>

JavaScript

var plotLines = [{
    "value": 0.052742011049155,
        "width": 2,
        "color": "#666",
        "zIndex": 10,
        "dashStyle": "Dash",
        "label": {
        "text": "m",
            "rotation": 0,
            "align": "center",
            "x": 0,
            "y": -5,
            "style": {
            "fontSize": "10px"
        }
    }
}, {
    "value": -0.89967056903087,
        "width": 1,
        "color": "#999",
        "dashStyle": "Dash",
        "zIndex": 10,
        "label": {
        "text": "-1s",
            "rotation": 0,
            "align": "center",
            "x": 0,
            "y": -5,
            "style": {
            "fontSize": "10px"
        }
    }
}, {
    "value": 1.0051545911292,
        "width": 1,
        "color": "#999",
        "dashStyle": "Dash",
        "zIndex": 10,
        "label": {
        "text": "+1s",
            "rotation": 0,
            "align": "center",
            "x": 0,
            "y": -5,
            "style": {
            "fontSize": "10px"
        }
    }
}, {
    "value": -1.8520831491109,
        "width": 1,
        "color": "#999",
        "dashStyle": "Dash",
        "zIndex": 10,
        "label": {
        "text": "-2s",
            "rotation": 0,
            "align": "center",
            "x": 0,
            "y": -5,
            "style": {
            "fontSize": "10px"
        }
    }
}, {
    "value": 1.9575671712092,
        "width": 1,
        "color": "#999",
        "dashStyle": "Dash",
        "zIndex": 10,
        "label": {
        "text": "+2s",
            "rotation": 0,
            "align": "center",
            "x": 0,
            "y": -5,
            "style": {
            "fontSize": "10px"
        }
    }
}, {
    "value": -2.8044957291909,
        "width": 1,
        "color": "#999",
        "dashStyle": "Dash",
        "zIndex": 10,
        "label": {
        "text": "-3s",
            "rotation": 0,
            "align": "center",
            "x": 0,
            "y":...