Contribution Calculations. CPP contributions are based on an income range that changes annually, based on current average wage data for the country. The lower income floor is set at $3,500, while the upper amount changes annually. In 2013, this amount is $51,100.The rate for CPP contributions is 9.9 percent.ontribution Calculations. CPP contributions are based on an income range that changes annually, based on current average wage data for the country. The lower income floor is set at $3,500, while the upper amount changes annually. In 2013, this amount is $51,100. The rate for CPP contributions is 9.9 percent.
1 Symptoms can include confusion, disorientation, memory loss, headache, and brief loss of consciousness.  Moderate: person is lethargic; eyes open to stimulation. Loss of consciousness lasting 20 minutes to 6 hours. Some brain swelling or bleeding causing sleepiness, but still arousable.
Although most such injuries are not serious, concussions with bruising or bleeding on the brain can lead to vision loss, balancing problems, confusion and even death. 7. Your head pain comes on repeatedly, in severe, sudden flashes, when you cough, sneeze, bend down, or strain during a bowel movement or sex. This may be a sign of a worrisome condition such as vascular disease of the head or neck, an aneurysm or tumor, or other structural problems in the brain. 8.