(AGI) Madrid, Oct 2 - Spain sold 3.5 billion euros worth ofgovernment bonds on Thursday. Yields on bonds maturing inJanuary 2020 fell to 0.963 percent from 1.422 percent at theprevious auction. Demand was 4.7 times the offer. Yields on10-year bonds slid to 2.075 percent from 2.272 percent. Demandwas 1.5 times the offer. . .