Francis Scott Key - Star Spangled Banner Bass

I Think this tab is correct... if not it atleast sounds good and is easy to read... enjoy!
Key:
*X* = Let It Ring
/ = Hammer On
\= Pull Off

G|---------------------*9*------11/13--11--9-------------------|
D|*--9--------------9---------------------------------*9*------|
A|*-----11------11----------------------------11--13-----------|
E|----------12-------------------------------------------------|

------11/13--11--9--*8*------6--8--9--9-------------|
9--9-------------------------------------9--6-------|
-----------------------------------------------7----|
----------------------------------------------------|

G|--13--13--13--14--16--*16*------14--13------13--14-*14---|
D|----------------------------------------16---------------|
A|---------------------------------------------------------|
E|---------------------------------------------------------|

---------14--13---------------------------------------------|
-----------------16--14--*13*------11-13--14----------------|
-----------------------------------------------11--13-*14*--|
------------------------------------------------------------|

G|---------------------------------11--13--14--13--11---------------|
D|------14--14-14\13--11--11--11----------------------14-13/14--*13*|
A|--14--------------------------------------------------------------|
E|------------------------------------------------------------------|

------------9--11--13--14--*16*------9--11--13--14--11--*9*|
------9--9-------------------------------------------------|
-----------------------------------------------------------|
-----------------------------------------------------------|