Task: Question Generation
Input (English): Passage: In April 2011, the ECB raised interest rates for the first time since 2008 from 1% to 1.25%, with a further increase to 1.50% in July 2011. However, in 2012-2013 the ECB sharply lowered interest rates to encourage economic growth, reaching the historically low 0.25% in November 2013. Soon after the rates were cut to 0.15%, then on 4 September 2014 the central bank reduced the rates by two thirds from 0.15% to 0.05%, the lowest rates on record.
Output (English): How many percentage points did interest rates drop between April 2011 and September 2014?