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 359 74.9%
2 United States 65 13.6%
3 Germany 22 4.6%
4 Hong Kong 6 1.3%
5 Singapore 5 1%
6 Taiwan 4 0.8%
7 Netherlands 4 0.8%
8 United Kingdom 2 0.4%
9 Japan 2 0.4%
10 Kenya 2 0.4%
11 Korea, Republic of 2 0.4%
12 France 2 0.4%
13 Australia 2 0.4%
14 Canada 1 0.2%
15 Russia 1 0.2%