1 Children aged 7-10 years of age who have not been fully vaccinated. 2  Children (aged 11 years and older) and adults who did not get the Tdap should receive the vaccine followed by a tetanus and diphtheria (Td) booster every 10 years. Children (aged 11 years and older) and adults who did not get the Tdap should receive the vaccine followed by a tetanus and diphtheria (Td) booster every 10 years. 2  Adults who have never received Tdap.
US GDP as % of World GDP: US GDP as % of World GDP is at 24.32%, compared to 22.12% last year. This is lower than the long term average of 29.39%. US GDP as % of World GDP Chart.
Current-dollar GDP -- the market value of the goods and services produced by the nations economy less the value of the goods and services used up in production -- increased 3.4 percent, or $151.0 billion, in the third quarter to a level of $18,064.7 billion. In the second quarter, current-dollar GDP increased 6.1 percent, or $264.4 billion.