Table 1.

Sample of panoramic radiographs obtained from a Russian population according to sex and age categories.

Age (years)	Females	Males	Total
14	41	24	65
15	35	21	56
16	36	21	57
17	29	16	45
18	26	9	35
19	32	13	45
20	40	26	66
21	31	19	50
22	48	19	67
23	38	26	64
24	7	14	21
Total	363	208	571