def NLR_analysis(NLR):
    """
    Analysis NLR(Negative likelihood ratio) with interpretation table.

    :param NLR: negative likelihood ratio
    :type NLR: float
    :return: interpretation result as str
    """
    try:
        if NLR == "None":
            return "None"
        if NLR < 0.1:
            return "Good"
        if NLR >= 0.1 and NLR < 0.2:
            return "Fair"
        if NLR >= 0.2 and NLR < 0.5:
            return "Poor"
        return "Negligible"
    except Exception:  # pragma: no cover
        return "None"