The output of your command "sort -rn sortme.txt" is:

2011 Japan EQ
2010 Solaris Express
2010 Oracle and Sun Merged
2009 OurUNIX.com
2000 MyWebuniversity.com
1978 Sun MicroSystems
1969 UNIX AT&T
10 Mortaza 
7 Sadaf  
5 Wahid Lutfy