{
    "Society": {
        "TRANSITORY": {
            "Pair_Formation_Parameters": {
                "Assortivity": {
                    "Group": "STI_COINFECTION_STATUS",
                    "Start_Year": 1990,
                    "Axes": [
                        "FALSE",
                        "TRUE"
                    ],
                    "Weighting_Matrix_RowMale_ColumnFemale": [
                        [
                            0.75,
                            0.25
                        ],
                        [
                            0.4,
                            0.6
                        ]
                    ]
                }
            }
        }
    }
}