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 181 55.5%
2 United States 50 15.3%
3 Germany 37 11.3%
4 Canada 29 8.9%
5 Hong Kong 9 2.8%
6 Macao 3 0.9%
7 Romania 3 0.9%
8 Russia 3 0.9%
9 India 2 0.6%
10 Indonesia 2 0.6%
11 Japan 2 0.6%
12 Czech Republic 2 0.6%
13 France 2 0.6%
14 Sweden 1 0.3%