none 

Statements about this table:
the region 4 where region 2 (uk) be april 2 , 2009 be april 15 , 2008
the region 4 for episode number 13 be may 3 , 2011
dvd name
ep
region 1
region 2 (scandinavia)
the fourth season
34
april 15 , 2008
march 11 , 2009
the fifth season (volume one)
19
february 10 , 2009
n / a
the fifth season (volume two)
15
november 24 , 2009
n / a
the complete fifth season
34
n / a
march 24 , 2010
the sixth season (volume one)
13
may 3 , 2011
n / a
the sixth season (volume two)
14
july 19 , 2011
n / a
the seventh season (volume one)
18
july 31 , 2012
n / a
dvd name
region 2 (uk)
region 4
special features
the fourth season
march 22 , 2010
april 2 , 2009
none
the fifth season (volume one)
n / a
n / a
none
the fifth season (volume two)
n / a
n / a
none
the complete fifth season
june 21 , 2010
april 1 , 2010
none
the sixth season (volume one)
n / a
n / a
none
the sixth season (volume two)
n / a
n / a
none
the seventh season (volume one)
n / a
n / a
none