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 239 60.7%
2 United States 51 12.9%
3 Germany 42 10.7%
4 Netherlands 19 4.8%
5 Indonesia 8 2%
6 Singapore 7 1.8%
7 Canada 6 1.5%
8 Hong Kong 5 1.3%
9 Russia 3 0.8%
10 Turkey 3 0.8%
11 Ukraine 3 0.8%
12 Sweden 2 0.5%
13 Cote D'ivoire 2 0.5%
14 Czech Republic 2 0.5%
15 India 1 0.3%
16 Japan 1 0.3%