BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 173 57.1%
2 United States 58 19.1%
3 Germany 21 6.9%
4 Hong Kong 11 3.6%
5 Portugal 6 2%
6 Canada 5 1.7%
7 India 5 1.7%
8 Japan 4 1.3%
9 Senegal 4 1.3%
10 Ukraine 4 1.3%
11 United Kingdom 2 0.7%
12 Taiwan 2 0.7%
13 Peru 2 0.7%
14 Russia 1 0.3%
15 Malaysia 1 0.3%
16 Netherlands 1 0.3%
17 Hungary 1 0.3%
18 Czech Republic 1 0.3%
19 France 1 0.3%