a) Almost all users – over 90%
b) Most Users – over 60%
c) Few Users – less than 20%
d) Users do not pay
c) Few Users – less than 20%
a) Almost all users – over 90%
b) Most Users – over 60%
c) Few Users – less than 20%
d) Users do not pay
c) Few Users – less than 20%