funnel_date-axes.json

{
    "data": [{
        "type": "funnel",
        "orientation": "h",
        "y": [
            "2010-01-01",
            "2010-07-01",
            "2011-01-01",
            "2012-01-01"
        ],
        "x": [
            4,
            3,
            2,
            1
        ],
        "connector": {
            "line": {
                "width": 1
            }
        }
    }],
    "layout": {
        "margin": { "l": 100, "r": 20, "t": 20, "b": 20 },
        "yaxis": {
            "autorange": "reversed"
        },
        "width": 500,
        "height": 250
    }
}