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| person-day | |||
| activity day | |||
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活动 日 : 31 phrases in 15 subjects |
| Agriculture | 2 |
| Aviation | 4 |
| Business | 1 |
| Commerce | 1 |
| Earth sciences | 1 |
| Economy | 1 |
| Environment | 1 |
| Exhibitions | 2 |
| Finances | 2 |
| Information technology | 2 |
| Name of organization | 2 |
| Securities | 1 |
| Space | 5 |
| Sports | 4 |
| Technology | 2 |
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