There is a new Youtube episode that quantifies the annual cost to operate the Vans RV8. The cost breakdowns are for flying 50hrs/year, 100hrs/year, and 200hr/year.
The cost summary is at around 2 mins into the video.
https://youtu.be/8q8ncNLqSRA?t=120
The cost summary is at around 2 mins into the video.
https://youtu.be/8q8ncNLqSRA?t=120