Hand mute all notes. This is how i play it in the 7th position. 
I think it sounds fuller this way. The syncopation is a little  
tricky but just listen closely and you can pick it up. 
 
^= Accent  
 
   D 
 
e--^---------------------^--------^--------^--- 
b--7--------^-------^----8--------7--------7--- 
g----7-7----9-9-9---9------9-9-------7-7------- 
d--7-----7--------7---7--------7---------7---7- 
a---------------------------------------------- 
e---------------------------------------------- 
 
 
   G 
 
e--^-------^-------^---^--------^-------^------- 
b--8-------7-------7---10-------8-------8------ 
g----7-7-----7-7----------7-7-----7-7---------- 
d--9-----9-------9---9--------9-------9---9---- 
a---------------------------------------------- 
e---------------------------------------------- 
 
 
   A 
 
e--^--------------------^---------------------- 
b--7--------^-------^---8-------^-------^------ 
g----7-7----9-9-9---9-----9-9---9-9-9---9------ 
d--7-----7--------7---7-------7-------7---7---- 
a---------------------------------------------- 
e---------------------------------------------- 
 
 
   D 
                               Mile upon mile...... 
e--^---------------------^-------^------------- 
b--7--------^-------^----8-------7--------^---- 
g----7-7----9-9-9---9------9-9-----7-7----7---- 
d--7-----7--------7---7--------7-------7-----7- 
a---------------------------------------------- 
e----------------------------------------------