[Dxbase] The listing of DXCC prefixes for 2007

[Sergei UX1UA]

Hello everybody,

 

I have worked 254 DXCC Entities during the 2007 calendar year so far.
Could someone tell me how do I the listing of DXCC prefixes I have
worked between January 1, 2007 and now. Thank you,

 

73 Sergei, UX1UA aka UV5U