This the link to the See full text of Ministerial Instruction when they post the invitation round info
https://www.canada.ca/english/department/mi/index.asp#mi-pr-express
Hi, you can do some calculations based on the number of people entering the pool each day:
Around 200 people/day above the 441 mark
Around 25-30 people/day 431-440
Around 15 people/day 421-430