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 231 44.6%
2 United States 177 34.2%
3 Germany 37 7.1%
4 Hong Kong 24 4.6%
5 Taiwan 15 2.9%
6 Singapore 8 1.5%
7 Macao 6 1.2%
8 Malaysia 3 0.6%
9 Spain 2 0.4%
10 United Kingdom 2 0.4%
11 Viet Nam 2 0.4%
12 Israel 2 0.4%
13 Japan 2 0.4%
14 Korea, Republic of 2 0.4%
15 2 0.4%
16 Canada 2 0.4%
17 France 1 0.2%