Why is Canada so far behind our allies on vaccines?

https://www.youtube.com/watch?v=Z_v5XipcO08&feature=youtu.be

Vaccines are critical in our recovery from COVID-19. However, Canada is falling further and further behind other countries in procuring and administering vaccines. Today I rose in the House of Commons to ask the government a simple question: why are we so far behind our allies in providing vaccines to those who want them.