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 140 56.2%
2 United States 67 26.9%
3 United Kingdom 16 6.4%
4 Russia 7 2.8%
5 France 6 2.4%
6 Germany 4 1.6%
7 India 2 0.8%
8 Poland 2 0.8%
9 Latvia 1 0.4%
10 Netherlands 1 0.4%
11 Ukraine 1 0.4%
12 Hong Kong 1 0.4%
13 Czech Republic 1 0.4%