I posted this tab because the ones already submitted only seemed to be partially 
so I decided to try and figure out the correct timings and such

Intro & Pre-Chorus
G|-------------------|
D|-------------------|
A|-------------------|
E|3333/1111-5555/6666|

Verse 1 (only played once before Pre-Chorus)
G|-------------------|
D|-------------------|
A|-------------------|
E|---3/1------5/6----|

Chorus (10's)
G|-----------------------|
D|-----------------------|
A|6666------8888-10101010|
E|-----6666--------------|

Interlude (Verse 3)
G|------------------------|
D|------------------------|
A|------------------------|
E|666-88888-101010-11x4-10|

Order:

Intro x2 (when drums kick in)
Verse 1 x4 (played softly when drums start again)
Pre-Chorus x1
Chorus x3
Pre-Chorus x1 (When a heart breaks...)
Chorus x6
Interlude x2 (Oh you got his heart)
Pre-Chorus x1
Chorus x12 (fade out slowly after that)