Those rates are relatively high and they are not good. I personally have to pay much lower rates because my income is much higher. When your family income is over $100,000, social programs are not relevant any more, because at that income level, no benefits are paid out. The Canadian Child Care Benefit is not universal. Income earners above a certain threshold do not receive it. In those cases, the combined federal and provincial tax rates do not exceed 48%.
If you still pay premiums for social programs because your income is still going up, such as for the Quebec pension plan, the Canada pension plan or employment insurance, you still have to pay federal and provincial income tax, which is normal. Further, you don't have the right to access non-universal social programs. The GST credit goes down as your income goes up. All these small reductions, taken together, affect those people who are subject to a high rate. When your income is above $80,000—I don't know the exact figure—the rate is much lower. So the income bracket which is really affected—