The fraction of weeks measles was absent from each of the 954 cities and towns of England and Wales between 1944 and 1965.
ccs
A data frame with 954 rows and 14 variables:
Average duration of fadeout (of at least 3 weeks of length)
Fraction of time when measles was absent
Median population size
Average duration of fadeouts (of a week or longer)
Standard error fade3
Standard error of fade
The number of fadeouts (of at least 3 weeks of length)
The number of fadeout of a week or longer
City/town name