fix: The increase and other fields maybe an incorrect string, such as '23.%'

Created by: weili520

What type of PR is this?

/kind bug

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #

Special notes for reviewers:

https://user-images.githubusercontent.com/33231138/173770180-9daaca9e-96c5-4cc9-89c5-6655d0134ee0.mov

Does this PR introduced a user-facing change?

NONE

Additional documentation, usage docs, etc.: