Table 1.

Demographic characteristics.

Gender
Male	362 (23.5%)
Female	1,181 (76.5%)
Age
30–39	9 (0.6%)
40–49	4 (0.3%)
50–59	73 (4.7%)
60–69	250 (16.2%)
70–79	707 (45.8%)
80–89	460 (29.8%)
90–99	40 (2.6%)
Educational attainment
Never attended school	1,127 (73.0%)
Attended school for less than 6 years	125 (8.1%)
Attended school for 6 years	133 (8.6%)
Finished middle school	101 (6.5%)
Finished high school	57 (3.7%)