Table 3.
Demographics of respondents
| Group | Sample size (n) | Proportion (%) |
|---|---|---|
| Gender | ||
| Male | 8381 | 41.02 |
| Female | 12,049 | 58.98 |
| Age (year) | ||
| 18–30 | 20,430 | 100.00 |
| Place of residence | ||
| Cities and towns | 17,851 | 87.37 |
| Countryside | 1419 | 6.95 |
| rural–urban continuum | 1160 | 5.68 |
| Education | ||
| Junior high school or lower | 659 | 3.23 |
| High school | 1170 | 5.73 |
| Junior college | 2091 | 10.23 |
| Bachelor’s degree | 9801 | 47.97 |
| Master’s degree or higher | 6709 | 32.84 |
| Personal annual income (yuan) | ||
| < 30,000 | 7249 | 35.49 |
| 30,000–50,000 | 2271 | 11.11 |
| 50,000–100,000 | 3941 | 19.29 |
| 100,000–150,000 | 3240 | 15.86 |
| > 150,000 | 3729 | 18.25 |
| Occupation | ||
| Company employee | 6181 | 30.25 |
| Public institution employee | 2639 | 12.92 |
| Civil servant | 983 | 4.85 |
| Farmer | 245 | 1.22 |
| Self-employed/unemployed/retired | 3320 | 16.25 |
| Student/graduate student | 7050 | 34.51 |
| Frequency of Purchasing OFD (per week) | ||
| 1 time | 5192 | 25.42 |
| 2 times | 3168 | 15.51 |
| 3 times | 4935 | 24.16 |
| 4 times or more | 4182 | 20.47 |
| never | 2953 | 14.45 |