Investor Presentation

Reconciliation of Non-IFRS Financial Measures Net Debt to Adjusted EBITDA ratio Q1-2023 2022 2021 2020 2019 2018 (in thousands of dollars) Total debt 81,352 54,748 44,529 56,750 53,815 54,014 Deferred financing costs (267) (334) (178) (307) (343) (120) Cash (2,119) (1,929) (6,365) (3,036) (2,223) (309) 78,966 63,599 Net debt Adjusted EBITDA Net debt to adjusted EBITDA ratio 1.2 0.9 1.0 1.6 2.0 2.1 52,485 37,986 53,407 51,249 53,585 56,841 39,042 32,504 25,406 26,041 58

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