stacked.json

{
    "name": "Total Population",
    "children": [{
            "name": "Male",
            "children": [{
                    "name": "Male 0 - 10",
                    "count": 1534
                },
                {
                    "name": "Male 10 - 40",
                    "count": 3731
                },
                {
                    "name": "Male 50 - 70",
                    "count": 5840
                },
                {
                    "name": "Male 70 plus",
                    "count": 6914
                }

            ]
        },
        {
            "name": "Female",
            "children": [{
                    "name": "Female 0 - 10",
                    "count": 534
                },
                {
                    "name": "Female 10 - 40",
                    "count": 2731
                },
                {
                    "name": "Female 50 - 70",
                    "count": 4840
                },
                {
                    "name": "Female 70 plus",
                    "count": 5914
                }
            ]
        }]
}