"Key Messages (from the report)

    Canada gets a “C” grade and ranks 12th out of 17 peer countries.
    Income inequality in Canada has increased over the past 20 years.
    Since 1990, the richest group of Canadians has increased its share of total national income, while the poorest and middle-income groups has lost share."

If you looked at the accompanying graph you will see that this holds true.  The drop after the recession was insignificant.