CAIRO - Egypt's net foreign reserves slipped to $24.01 billion last month from $25.01 billion at the end of August, figures on the central bank's website showed on Tuesday. Following is a table of Egypt's net foreign reserves in billions of US dollars, according to the website:(www.cbe.org.eg). September 2011 August 2011 September 2010 Net foreign reserves 24.01 25.01 35.53.