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 40 32.8%
2 United States 40 32.8%
3 Russia 14 11.5%
4 United Kingdom 13 10.7%
5 Estonia 3 2.5%
6 France 2 1.6%
7 India 2 1.6%
8 Malaysia 2 1.6%
9 Ukraine 2 1.6%
10 Moldova, Republic of 1 0.8%
11 Netherlands 1 0.8%
12 Poland 1 0.8%
13 Hong Kong 1 0.8%