According to Official Guinness Records,
I attempted this record during filming for an upcoming series of oficially amazing in the UK. I missed to record by one and acheived 17 however I can normally break it in the gym while training. I filmed one attempt where I got 20 and filmed it. Footage is at the following link:https://www.youtube.com/watch?v=U5SgBjiDGSs
For a complete list of 2015 records, please visit 2015 Guinness Records in United Kingdom.