We pay nothing so are not included. On the other hand we are happy to provide a one click search from our search engine or eight other search engines/services, currently from our web app [0]. One click for Google (if that's your thing), one click for Bing or Gigablast search engine results, one click for Brave and some of the many Bing and few Google syndicates - DuckDuckGo, Ecosia, Startpage.
Even if DuckDuckGo and Bing pay absolutely nothing, it's good leverage to make Google pay even more, and its already public knowledge Google pays a lot to remain the default search engine on iOS, to the tune of billions of dollars a year:
