1997 Tahoe low threshold bank two
 

When I plug in the code reader and bring up the freeze frame data this is what it tells me.
STFT B1 (%) 2.3
LTFT B1 (%) -0.7
STFT B2 (%) 0.7
LTFT B2 (%) _0.7
can someone tell me if this is normal or should the STFT B2 (%) be similar to STFT B1.

Thank you