...A {{TextTerm|percentage|3|133}} is a proportion in a hundred. A {{TextTerm|rate|4|133}} was initially a special type of ratio used to indicate the relative ...). On other occasions rates may be given per head or per person. The word "rate" is sometimes omitted, thus one may find the expression "a mortality of ten

= Fertility = ...ts or children, are excluded from consideration. The term {{TextTerm|total fertility|7|601}} has on occasions been used to refer to live births and late foetal

...en of childbearing age, i.e., 15 or 20 to 44 or 49, is used as an index of fertility when reliable birth statistics are not available. ...births {of. {{RefNumber|41|1|4}} for late foetal death rate or stillbirth rate.)}}