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 159 58.5%
2 United States 44 16.2%
3 Germany 37 13.6%
4 Netherlands 7 2.6%
5 United Kingdom 5 1.8%
6 Ireland 3 1.1%
7 Moldova, Republic of 3 1.1%
8 Russia 3 1.1%
9 Singapore 3 1.1%
10 Hong Kong 2 0.7%
11 India 2 0.7%
12 Ukraine 2 0.7%
13 Belarus 1 0.4%
14 Taiwan 1 0.4%