177,829,628
Not by much
29,258,000
57
Actually our population has decreased by one million within a decade.
It will increase to four times as much.
The population of dogs increase because in these hard econmic times people don't have that much money so they can take care of there dogs.
It will increase very much
A slow decline in the mortality rate.
by 4.5 million
It will increase very much
It is estimated that 1% of the general population is infected each year.