So I would say that if you post relevant high quality content, provide reasonable hashtags and sometimes check into popular locations, then your expected number of likes are about 150–200. That’s for 1000 of real followers.
What happens after 10k followers on Instagram?
Once you have 10k followers, Instagram will make it easier for you to get people to your website via Stories with the swipe up to link feature. Swipe up is the only way to get a direct link from your Instagram to your other web properties. And, it’s available in STORIES, if you have 10k followers.