Already approaching 150,000
https://petition.parliament.uk/petitions/104471
The one for Hunt is approaching 1/4 million
https://petition.parliament.uk/petitions/104334
http://www.independent.co.uk/news/uk/politics/petition-calling-for-no-confidence-vote-in-david-cameron-passes-100000-threshold-and-could-be-a6724791.html