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 306 62.6%
2 United States 96 19.6%
3 Germany 35 7.2%
4 Hong Kong 14 2.9%
5 Malaysia 11 2.2%
6 Singapore 8 1.6%
7 Canada 3 0.6%
8 France 2 0.4%
9 India 2 0.4%
10 Taiwan 2 0.4%
11 Ukraine 2 0.4%
12 United Kingdom 2 0.4%
13 Romania 2 0.4%
14 New Zealand 1 0.2%
15 Japan 1 0.2%
16 Korea, Republic of 1 0.2%
17 Finland 1 0.2%