CFDB Not Showing All Rows

I have Ninja Forms version 2.9.27 and CFDB version 2.9.8.
Ninja forms has about 20 submissions in the system.

CFDB *used* to show all data in the Ninja Forms DB.
Then it began showing nothing.
Now it only shows 8 of the most recent rows.

Please help.

Stay well.
Sid

https://wordpress.org/plugins/contact-form-7-to-database-extension/