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. 2021 Dec 10;65:102874. doi: 10.1016/j.jretconser.2021.102874
Frequency Percentage
Gender Male 582 49.57%
Female 592 50.43%
Age (years) 20–29 205 17.46%
30–39 228 19.42%
40–49 259 22.06%
50–59 275 23.42%
60–69 207 17.63%
Education level Under high school 164 13.97%
University student 69 5.88%
Bachelor's degree 816 69.51%
Over graduate student 125 10.65%
Annual income (million wona) Under 25 319 27.17%
25–30 228 19.42%
30–50 355 30.24%
50–100 245 20.87%
over 100 27 2.30%

aAs of February 26, 2021, 1 USD is 1122.40 KRW.