Standard tuning (1)EBGDAe(6)
But Gus G has all of his songs on D Tuning (1)DAFCGd(6) so this should be adjusted to it
2021 Update: As far as I remember, I saw a video of Gus saying he actually used a 12 string guitar
for this song, hence such a rich sound.

Intro/Chorus

E|---|  |---|  |----|  |----|      |---|
B|---|  |---|  |----|  |----|      |---|
G|-7-|  |-5-|  |-10-|  |-12-|      |-7-|
D|-7-|  |-5-|  |-10-|  |-12-|  x2  |-7-|
A|-5-|  |-3-|  |-8--|  |-10-|      |-5-|
e|---|  |---|  |----|  |----|      |---|


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

Pre-Chorus:

E|---|  |---|  |---|  |---|
B|---|  |---|  |---|  |---|
G|-5-|  |-3-|  |-5-|  |-3-|
D|-5-|  |-3-|  |-6-|  |-4-|
A|-3-|  |-1-|  |-6-|  |-4-|
E|---|  |---|  |-4-|  |-2-|

E|---|       |---|      |---|       |---|  |-------------|
B|---| Play  |---|      |---|       |---|  |-------------|
G|-3-| this  |-5-| Only |-3-| Once  |---|  |-------------|
D|-3-| a few |-6-| Once |-4-| Too   |-3-|  |-0/3/4/3-0-3-|
A|-1-| Times |-6-|      |-4-|       |-3-|  |-0/3/4/3-0-3-|
E|---|       |-4-|      |-2-|       |-1-|  |-0/1/2/1-0-1-|

E|---|  |---|  |---|  |---|  |---|     |-------------|
B|---|  |---|  |---|  |---|  |---|     |-------------|
G|-3-|  |---|  |-3-|  |-5-|  |-3-|     |-------------|
D|-3-|  |-4-|  |-3-|  |-5-|  |-3-| x3  |-------------|
A|-1-|  |-4-|  |-1-|  |-3-|  |-1-|     |-------0/2/4-|
E|---|  |-2-|  |---|  |---|  |---|     |-0/2/4-------|