I don't think that it's very useful, as it's in the local currency in each case. You can bet that some likelihood of future fluctuations in the exchange rate is priced in (meaning: if you try to get better rates by moving to a foreign currency, you're betting against many thousands of professionals).
FWIW, I just found 3.80% for a 5-year term deposit with a Dutch bank, and 4.00% with a Spanish one (but in the latter case, I'd be double-checking the local deposit guarantee rules).
Age 52, retired July 1, 2012; DW is 55 and working for 5 more years. Current portfolio is 1350K split 50 stocks/15 bonds/35 cash. Renting house, no debts.