{
    "certificates": [
        {
            "year": 2018,
            "count": 302
        },
        {
            "year": 2019,
            "count": 292
        },
        {
            "year": 2020,
            "count": 0
        },
        {
            "year": 2021,
            "count": 28
        },
        {
            "year": 2022,
            "count": 11
        },
        {
            "year": 2023,
            "count": 56
        },
        {
            "year": 2024,
            "count": 61
        },
        {
            "year": 2025,
            "count": 10
        }
    ],
    "note": "The issuance of Free Sale Certificates started in April 2018."
}