Dm                              Cadd9
E|-----------1---------------1-------------------------------------|
B|-------3-------3-------3-------3-------3-------3-------3-------1-|
G|---2---------------2---------------0-------0-------0-------0-----|
D|-0---0---0---0---0---0---0---0-------2-------2-------2-------2---|
A|---------------------------------3-------3-------3-------3-------|
E|-----------------------------------------------------------------|

   Am                              F
E|-----------------------------------------------------------------|
B|-------1-------1-------1-------1-------1-------1-------1-------1-|
G|---2-------2-------2-------2-------2-------2-------2-------2-----|
D|-----2-------2-------2-------2-----------------------------------|
A|-0-------0-------0-------0---------------------------------------|
E|---------------------------------1---1---1---1---1---1---1---1---|


As the song progresses, Sufjan throws in the open high E string as he pleases on the Cadd9, Am, and F chords:

   Dm                              Cadd9
E|-----------1---------------1-----------------------0-------------|
B|-------3-------3-------3-------3-------3-------3-------3-------1-|
G|---2---------------2---------------0-------0---------------0-----|
D|-0---0---0---0---0---0---0---0-------2-------2-------2-------2---|
A|---------------------------------3-------3-------3-------3-------|
E|-----------------------------------------------------------------|

   Am                              F
E|-------------------0-----------------------0---------------0-----|
B|-------1-------1-------1-------1-------1-------1-------1-------1-|
G|---2-------2---------------2-------2---------------2-------------|
D|-----2-------2-------2-------2-----------------------------------|
A|-0-------0-------0-------0---------------------------------------|
E|---------------------------------1---1---1---1---1---1---1---1---|