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 273 76%
2 United States 22 6.1%
3 Taiwan 19 5.3%
4 Germany 11 3.1%
5 Korea, Republic of 7 1.9%
6 United Kingdom 5 1.4%
7 Malaysia 4 1.1%
8 Senegal 4 1.1%
9 Hong Kong 4 1.1%
10 Denmark 3 0.8%
11 Singapore 2 0.6%
12 Belgium 2 0.6%
13 Netherlands 1 0.3%
14 Fiji 1 0.3%
15 Japan 1 0.3%