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 208 59.3%
2 United States 59 16.8%
3 Germany 44 12.5%
4 Taiwan 9 2.6%
5 Hong Kong 8 2.3%
6 Canada 4 1.1%
7 Malaysia 4 1.1%
8 Singapore 3 0.9%
9 United Kingdom 2 0.6%
10 France 2 0.6%
11 Ireland 2 0.6%
12 Japan 2 0.6%
13 Macao 2 0.6%
14 Belarus 1 0.3%
15 Viet Nam 1 0.3%