This depends on several factors and will be relative to your other processing times.
The answer generally depends on the size of the index and the number of attributes in your record.
However, certain parameters will contribute to processing time, like setting distinct > 1.
Processing time is also different than the time it takes to return the data from the servers, but this may contribute to overall time to results.
Generally speaking, the best course of action is to test parameters to record the impact on your processing time in the context of your records and index settings.