Assertion: cdc's year | /r/AtLocation | average life expectancy
Facets:
value: at birth
type: TEMPORAL
value: between 1900
type: TEMPORAL
value: between 1950-from 47 to 67 years
type: TEMPORAL
Source sentences:
text: As a result of these successes nearly 20 years were added to the average life expectancy at birth between 1900 and 1950-from 47 to 67 years.