Strum according to song, only chords are provided not timing. 

Verse

e--8------------7-------------5-------------3-------------|
B--10-----------8-------------6-------------5-------------|
G--9------------7-------------5-------------4-------------|
D--10-----------9-------------7-------------5-------------|
A--8------------7-------------5-------------3-------------|
E--8------------7-------------5-------------3-------------|


Chorus 

e--5------7------8-------|
B--6------8------10------|
G--5------7------9-------|
D--7------9------7-------|
A--5------7------7-------|
E------------------------|
 
Ending of chorus is same progression just change chords at double the speed.