Public health officials, who have long tracked the spread of influenza across Canada, have expanded their surveillance to include incidents of swine flu across the country in their weekly FluWatch reports.

Influenza levels across the country decreased from Dec. 20 - Jan. 2, according to the latest report released by the Public Health Agency of Canada.

In the map below, we've charted the number of H1N1-related hospital admissions, ICU admissions, and deaths by province.