it will depend on the pattern of your stays more than the total number of days. last year I stayed about 210 days through 9 visa exempts. In between those visits I would leave the country for about 1-2 weeks. Never had a single question
This is factually expressed through other countries and non touristic communities. In the Netherlands there was a covid impact study. Businesses closed because they lost customers mainly National not from abroad. However, consider certain businesses were overly reliant on Chinese tourists and they were wiped out. So people form conclusions from this.