| Items | Involvement | Total | ||||
| High | Low | |||||
| Time/alarm-daily life support | 183 | (12.2%) | 222 | (13.1%) | 405 | (12.7%) |
| Calendar/diary/memo-daily supp life support | 172 | (11.5%) | 200 | (11.8%) | 372 | (11.7%) |
| Game-entertainment | 168 | (11.2%) | 188 | (11.1%) | 356 | (11.2%) |
| Maps/navigation-daily life support | 151 | (10.1%) | 177 | (10.5%) | 328 | (10.3%) |
| Electronic commerce-daily life support | 147 | (9.8%) | 154 | (9.1%) | 301 | (9.5%) |
| Internet surfing-speedy information retrieval/contents acquisition | 137 | (9.2%) | 150 | (8.9%) | 287 | (9.0%) |
| Internet surfing-variety of information/content acquisition | 137 | (9.2%) | 137 | (8.1%) | 274 | (8.6%) |
| Voice call/video call-social relationship | 135 | (9.0%) | 141 | (8.3%) | 276 | (8.7%) |
| SNS use-social relationship | 134 | (9.0%) | 172 | (10.2%) | 306 | (9.6%) |
| Voice call-telephone call/mutual communication | 132 | (8.8%) | 148 | (8.8%) | 280 | (8.8%) |
| Total | 1496 | (100.0%) | 1689 | (100.0%) | 3185 | (100.0%) |