BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 89 35%
2 China 86 33.9%
3 Germany 33 13%
4 Netherlands 19 7.5%
5 Hong Kong 7 2.8%
6 Canada 5 2%
7 Korea, Republic of 4 1.6%
8 Finland 4 1.6%
9 France 2 0.8%
10 Russia 2 0.8%
11 United Kingdom 2 0.8%
12 Romania 1 0.4%