approximately 200
The longest time is 90 years 12 days and 14 hours but the person was dumb which means they couldn't talk.
Graig Glenday is the Guinness World Records editor.
The idea came from Sir Hugh Beaver the managing director of the Guinness Brewery in 1951. He could not find the facts he needed to settle an argument so the idea of a compilation of records was born....
If you wish to get in contact with Guinness World Records, the best way to do so is via their website.