100 Years Chords

This is my first tab so tell me what you think and if you have any ideas to improve it!
the Chords Used are G,C,D,Am,Em,Am7,Em7,Cadd9
Am7   002010
Em7   022030
Cadd9 032030

Intro: G  C  Am7 D  Em7  Cadd9 Am7 D

G       Cadd9         
I'm Fifteen for a moment
Am           D
Caught in between ten and twenty
     G             Em
And I'm just dreaming
             Am7               D
Counting the ways to where you are


G          Cadd9           
I'm Twenty two for a moment
Am             D
She feels better than ever
    G           Em
And we're on fire
           Am7            D
Making our way back from Mars



Chorus:
G       D             Cadd9     G
Fifteen there's still time for you
         D      Cadd9   G
Time to buy and time to lose
         D                  Em               C
Fifteen, there's never a wish better than this
                                    
When you only got 100 years to live

G  Am7  C  D x2



G          Cadd9             
I'm Thirty Three for a moment
Am        D                      G
Still the man, but you see I'm a they
             Em
A kid on the way
  Am7          D
A family on my mind

G          Cadd9            
I'm Fourty five for a moment
Am         D
The sea is high
                G          Em
And I'm heading into a crisis
            Am7          D
Chasing the years of my life



Chorus:
G       D             Cadd9    G
Fifteen there's still time for you
        D       Cadd9   G                  D              C   G   
Time to buy and time to lose yourself with in the morning stars
         D      Cadd9     G
Fifteen, I’m alright with you
         D               Em               C
Fifteen, there's never a wish better than this
                                 C   
When you only got 100 years to live

Bridge:
              D
Half time goes by
                G
Suddenly you're wise
                    Am7
Another blink of an eye
                C
Sixtey seven is gone
                   D
The sun is getting high
              G    C    Am7   D
We're moving on....

G          Cadd9            Am
I'm Nintey nine for a moment
          D
Dying for just another moment
G                Em
And I'm just dreaming
             Am7               D
Counting the ways to where you are


Chorus: 
G       D             Cadd9    G
Fifteen there's still time for you
       D     Cadd9    G
Twenty two I feel her too
       D                    Em7 
Thirty three you're on your way
      C                 
Every day's a new day....


G   Cadd9   D
AHH....
G   Cadd9   Am
AHH....


G       D             Cadd9    G
Fifteen there's still time for you
        D       Cadd9   G
Time to buy and time to Choose
         D               Em               C
Fifteen, there's never a wish better than this
                                    G
When you only got 100 years to live

C  Am7   D   G