There are somewhere between 0 and 100.
Radio
According to the US Census about 70 percent of homes have a mortgage and 30 percent do not.
97 percent of American homes have a bathtub. This means about 97 percent of people have bathrooms. Most American's have at least one bathroom.
60%
Radio reached into most German homes .
Yes, but you'll need to define what you mean by "radio". Radio transmission and reception were used internationally, but radio broadcasting to individual homes was not common, and commercial broadcasting to individual homes did not start until the 1920s.
A can of WD40
45.2%
AIDS.
14%
15 percent
The precent of homes in the United States of America that have telephones is between 95% and 97%