Here are some interesting statistics. Seems N-400s, compared to I-751s, are being processed at astounding numbers:
For the 4th Qtr of FY 2022
I-751s Received During the Qtr: 40,081
I-751s Processed During the Qtr: 24,011
I-751s Still pending: 270,925
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N-400s Received During the Qtr: 194,819
N-400s Processed During the Qtr: 323,793
N-400s Still Pending: 543,838
There were roughly 10% of the N-400s denied.