*Portugal Mar Retail Sales Up 5.1% On Year Vs. 4.3% In February

*Portugal Mar Industrial Production Rises 1.7% On Year, Same As In February

Pound Falls On Rudd Resignation Over Immigration Scandal

*Malta Mar PPI Up 2.82% On Month Vs. 0.25% In February

*Malta Mar PPI Inflation 6.45% Vs. 3.31% In February