BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 United States 64 35.2%
2 China 48 26.4%
3 Germany 38 20.9%
4 Korea, Republic of 13 7.1%
5 Canada 5 2.7%
6 Netherlands 3 1.6%
7 Russia 2 1.1%
8 Singapore 2 1.1%
9 Slovakia 2 1.1%
10 Ukraine 1 0.5%
11 Jordan 1 0.5%
12 Cyprus 1 0.5%
13 Romania 1 0.5%
14 Vanuatu 1 0.5%