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 United States 86 42.2%
2 China 71 34.8%
3 Germany 15 7.4%
4 France 8 3.9%
5 Hong Kong 5 2.5%
6 India 4 2%
7 United Kingdom 4 2%
8 Senegal 3 1.5%
9 Spain 1 0.5%
10 Ukraine 1 0.5%
11 Japan 1 0.5%
12 Latvia 1 0.5%
13 Malaysia 1 0.5%
14 Netherlands 1 0.5%
15 Poland 1 0.5%
16 Russia 1 0.5%