def convert_age(age: str):
    """
    Convert age string.
    All age ranges in format AXX-AXX with X = numeric.
    Exception: A80+
    """
    age_range = age.split("-")
    if len(age_range) > 1:
        return {
            "start": float(age_range[0][1:3]),
            "end": float(age_range[1][1:3]),
        }
    else:
        return {
            "start": 80.0,
            "end": 120.0,
        }