Table 2. Demographics of the sample

Respondents (n = 311) Frequency Percentage (%)
Gender
 Male 299 96.1
 Female 12 3.9
Age
 20–29 99 31.8
 30–39 122 39.2
 40–49 75 24.1
 Over 50 15 4.8
Occupation
 University student 70 22.5
 Company employee 204 65.6
 Professional 25 8.0
 Self-employed 8 2.6
 Others 4 1.3
Education
 High school graduate 64 20.6
 College graduate 52 16.7
 University graduate 140 45.0
 Master’s degree or higher 55 17.7
Monthly income
 Less than $1,000 62 19.9
 $1,000–$1,999 21 6.8
 $2,000–$2,999 62 19.9
 $3,000–$3,999 60 19.3
 $4,000–$4,999 38 12.2
 More than $5,000 68 21.9