Below, I have compiled the results for the previous 7 years of the Canadian Computing Olympiad.

CCO Results 2017

CCO Results 2018

CCO Results 2019 (Thanks to Andrew Dong for gathering the data)

CCO Results 2020 (Thanks to William Li for gathering the data)

CCO Results 2021 (Thanks to William Li for gathering the data)

CCO Results 2022 (Thanks to Zixiang Zhou for gathering the data)

CCO Results 2023 (Thanks to Balint Rosza for gathering the data)

Note: This information is not officially sanctioned by UWaterloo and collected through voluntary samples, and thus might contain inaccuracies.