<Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 12 </Td> <Td_colspan="1"> March 8, 2009 (2009 - 03 - 08) </Td> <Td> May 25, 2009 (2009 - 05 - 25) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> </Td> <Td_colspan="2"> 11 </Td> <Td_colspan="1"> November 8, 2009 (2009 - 11 - 08) </Td> <Td> February 21, 2010 (2010 - 02 - 21) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 5 </Td> <Td_colspan="2"> 12 </Td> <Td_colspan="1"> August 22, 2010 (2010 - 08 - 22) </Td> <Td> December 20, 2010 (2010 - 12 - 20) </Td> </Tr> <Tr> <Td> </Td> <Td_colspan="1"> 6 </Td> <Td_colspan="2"> 16 </Td> <Td_colspan="1"> June 12, 2011 (2011 - 06 - 12) </Td> <Td> December 19, 2011 (2011 - 12 - 19) </Td> </Tr>

List of keeping up with the kardashians episodes season 13