What is the value of a 1928 US quarter?

Numismedia lists the following approximate retail values as of 12/2012:

No mint mark (Philadelphia):

Very worn condition - $9

Moderately worn - $13

Slightly worn - $30

Almost no wear - $66

Uncirculated - $132 to $2,630 depending on quality

"D" mint mark (Denver):

Very worn - $9

Moderately worn - $13

Slightly worn - $43

Almost no wear - $83

Uncirculated - $140 to $2,110

"S" mint mark (San Francisco):

Very worn - $9

Moderately worn - $13

Slightly worn - $35

Almost no wear - $76

Uncirculated - $140 to $9,430