year,1january,1july 2001,51635,52872 2002,53644,54272 2003,55052,55691 2004,56478,57129 2005,57923,58585 2006,59385,60059 2007,60865,61549 2008,62361,63057 2009,63874,64581 2010,65402,66120 2011,66946,67675