BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 398 57.5%
2 United States 195 28.2%
3 Germany 35 5.1%
4 Canada 14 2%
5 United Kingdom 13 1.9%
6 Hong Kong 9 1.3%
7 Japan 6 0.9%
8 Korea, Republic of 6 0.9%
9 Singapore 5 0.7%
10 India 2 0.3%
11 Malaysia 2 0.3%
12 New Zealand 2 0.3%
13 Brazil 2 0.3%
14 Cyprus 2 0.3%
15 France 1 0.1%