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 40 34.5%
2 China 23 19.8%
3 United Kingdom 13 11.2%
4 Russia 8 6.9%
5 Canada 5 4.3%
6 Hong Kong 4 3.4%
7 Singapore 4 3.4%
8 Estonia 3 2.6%
9 France 2 1.7%
10 India 2 1.7%
11 Taiwan 2 1.7%
12 Ukraine 2 1.7%
13 Malaysia 2 1.7%
14 Moldova, Republic of 1 0.9%
15 Poland 1 0.9%
16 Japan 1 0.9%
17 Latvia 1 0.9%
18 Madagascar 1 0.9%
19 Finland 1 0.9%