Task: Question Answering
Input (English): Passage: After Mwai Kibaki took over as president in 2003,the GDP growth quickly picked up to 2.3% in 2004 reaching an all time high of 7% in 2007.GDP growth slumped to 1% in 2008 due to post election violence,then picked up to 2.9% in 2009 before averaging 5% between 2009 to 2013 when the Grand Coalition government came to an end.In the last year of Kibaki and the grand coalition government in 2013,Kenyas total GDP was US$55.1 Billion with a population of 44.83 Million and a per capita of US$1,229. 
Question: How many years was Kibaki president? 
Answer type: Number 
Output (English): 10.