(1947&ndash;1981)</option><option value="MLF">Malian Franc</option><option value="MTL">Maltese Lira</option><option value="MTP">Maltese Pound</option><option value="MRO">Mauritanian Ouguiya</option><option value="MUR">Mauritian Rupee</option><option value="MXV">Mexican Investment Unit</option><option value="MXN">Mexican Peso</option><option value="MXP">Mexican Silver Peso (1861&ndash;1992)</option><option value="MDC">Moldovan Cupon</option><option value="MDL">Moldovan Leu</option><option value="MCF">Monegas