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 73 44.8%
2 China 31 19%
3 Germany 27 16.6%
4 Korea, Republic of 12 7.4%
5 France 6 3.7%
6 Singapore 4 2.5%
7 Netherlands 3 1.8%
8 United Kingdom 2 1.2%
9 Romania 1 0.6%
10 Switzerland 1 0.6%
11 Ukraine 1 0.6%
12 Hungary 1 0.6%
13 Cyprus 1 0.6%