Women under 20 or over 40 years of age have a higher risk.
The House has called for $500 million over three years.
So 17 percent could cost the city more than $1.7 billion over two years.
The change would have cost the Government $18.9 billion over 10 years.
Over five years, the program would cost Washington about $4 billion.
I've been in the security business now for over 10 years.
The Administration's plan would cost only $5.5 billion over five years.
The project is expected to cost $480 million over seven years.
But Congress will be asked to provide about $2.4 billion in new money over five years to make the plan work.
The development is expected to take place over 14 years.