def formula_2012_01_01(foyer_fiscal, period, parameters):
    """
        Investissements outre-mer dans le logement social (déclaration n°2042 IOM)
        2012
        """
    f7qn = foyer_fiscal('f7qn_2012', period)
    f7qk = foyer_fiscal('f7qk', period)
    f7qu = foyer_fiscal('f7qu_2012', period)
    f7kg = foyer_fiscal('f7kg', period)
    f7kh = foyer_fiscal('f7kh', period)
    f7ki = foyer_fiscal('f7ki', period)
    f7qj = foyer_fiscal('f7qj', period)
    f7qs = foyer_fiscal('f7qs', period)
    f7qw = foyer_fiscal('f7qw', period)
    f7qx = foyer_fiscal('f7qx', period)
    return f7qn + f7qk + f7qu + f7kg + f7kh + f7ki + f7qj + f7qs + f7qw + f7qx
