sorry - gave the wrong link https://wordpress.org/plugins/google-sitemap-generator/ and I think its the one you are using. here's how the sitemap looks for one of my sites https://www.roommatecabins.co.nz/sitemap.xml
These is my plugin,. But there is nothing new .. Is it possible to be friends, Please send it to your e-mail or Facebook account! Thanks, and I'll tell you more about my problem.