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 75 52.4%
2 United States 33 23.1%
3 United Kingdom 13 9.1%
4 Russia 7 4.9%
5 France 4 2.8%
6 Estonia 3 2.1%
7 Germany 2 1.4%
8 Malaysia 2 1.4%
9 Poland 1 0.7%
10 Ukraine 1 0.7%
11 Hong Kong 1 0.7%
12 Czech Republic 1 0.7%