The rate declined during each of the following six years and is now at 63.8 percent.
By 1994, the effective rate had declined to 32 percent.
The study did not look at why these rates may be declining.
By 1993 the annual rate had declined to 240%, still a very high figure.
Then rates declined until 1994, when the number increased to 4,730.
Rates declined after that and was 4.5 per 100 000 in 2009.
These figures are from past, however the rate has declined recently.
He said there was still a good chance that interest rates could decline next year.
The rate of injuries has declined over the last 15 years.
The problem is not in the industrial world, where rates of population increase have declined.