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 266 54.4%
2 United States 102 20.9%
3 Germany 26 5.3%
4 Hong Kong 24 4.9%
5 Canada 18 3.7%
6 Malaysia 15 3.1%
7 Taiwan 10 2%
8 Japan 6 1.2%
9 Singapore 5 1%
10 Russia 4 0.8%
11 Norway 3 0.6%
12 South Africa 2 0.4%
13 Netherlands 2 0.4%
14 Belgium 2 0.4%
15 India 2 0.4%
16 Israel 1 0.2%
17 United Kingdom 1 0.2%