Major chorale chordal sonority counts.  Analysis done by transposing
all chorales to C major, so scale degrees can be extracted from the
pitch names below: I=C, II=D, III=E, IV=F, V=G, VI=A, VII=B.


   2783 maj:C
    318 maj:D
    191 maj:E
      8 maj:E-
    942 maj:F
      0 maj:F#
   1883 maj:G
    139 maj:A
     76 maj:B-
     19 maj:B

      8 min:C
    646 min:D
      0 min:E-
    338 min:E
      4 min:F
      1 min:F#
     96 min:G
    853 min:A
      1 min:B-
     42 min:B


Other interesting sonority counts:

      7 aug:C
      1 aug:E-
     10 aug:F
      3 aug:B-

     61 dim:C#
      1 dim:D#
     57 dim:E
    112 dim:F#
      1 dim:G
     40 dim:G#
      4 dim:A
    323 dim:B

    178 domsev:C
    380 domsev:D
    109 domsev:E
      6 domsev:F
    835 domsev:G
    121 domsev:A
     17 domsev:B
      1 domsev:B-

     32 fullydim:C#
     10 fullydim:D#
      9 fullydim:F#
     43 fullydim:G#
      3 fullydim:B

      4 halfdim:C#
      1 halfdim:D
     46 halfdim:E
     59 halfdim:F#
      1 halfdim:G
     17 halfdim:A
    151 halfdim:B