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 237 61.9%
2 United States 61 15.9%
3 Germany 34 8.9%
4 Canada 21 5.5%
5 Hong Kong 7 1.8%
6 Singapore 5 1.3%
7 Netherlands 4 1%
8 United Kingdom 4 1%
9 Ukraine 2 0.5%
10 Japan 2 0.5%
11 Malaysia 2 0.5%
12 France 1 0.3%
13 1 0.3%
14 Brazil 1 0.3%
15 Romania 1 0.3%