Oldenrorf had 27 DD with him (including a couple RAN ships)
The "Taffy" groups had a total of 9 DD and 14 DDE
The "Northern" attack group has 24 DD
The "Southern" attack group had 28 DD assigned.
The "Close Cover group", flagged by USS Nashville added 7 DD (2 RAN).
It is, however, very...