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 157 56.9%
2 United States 38 13.8%
3 Germany 30 10.9%
4 Canada 19 6.9%
5 Hong Kong 10 3.6%
6 Taiwan 4 1.4%
7 United Kingdom 3 1.1%
8 France 3 1.1%
9 Belarus 2 0.7%
10 Russia 2 0.7%
11 Singapore 2 0.7%
12 Sweden 2 0.7%
13 Turkey 1 0.4%
14 Belgium 1 0.4%
15 Australia 1 0.4%
16 Japan 1 0.4%