[Email Archive Classic] What is the maximum number of "Search Field addresses" that can be registered in a Search Policy?

for Google Workspace / for Microsoft 365

Please tell me the maximum number of "Search Field Addresses" that can be registered in the Search Policy.

The maximum number of archive search users is 250.

The Search Field can be specified as either a domain, subdomain, or Email Address. (This is also up to a maximum of 250.)