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Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 Canada 28 39.4%
2 United States 15 21.1%
3 China 14 19.7%
4 Taiwan 4 5.6%
5 Iran, Islamic Republic of 2 2.8%
6 Korea, Republic of 2 2.8%
7 Philippines 2 2.8%
8 Singapore 1 1.4%
9 New Zealand 1 1.4%
10 Japan 1 1.4%
11 United Kingdom 1 1.4%