(economics) index - a single number calculated from an array of prices or of quantities.

to show, to have somebody see / to display, to show, to demonstrate / to indicate, point out, to denote / to indicate (for a measuring device such as a clock to show a value)

healthy, fit

health

economics; the study of economics / economy

the state or condition (of something at a certain time)

count / number

a finger

point / finger / to point at / to indicate / to refer to

healthy, healthy, hygienic, healthful