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 35 40.2%
2 China 11 12.6%
3 United Kingdom 10 11.5%
4 Russia 10 11.5%
5 Korea, Republic of 5 5.7%
6 Estonia 4 4.6%
7 France 3 3.4%
8 India 2 2.3%
9 Hong Kong 1 1.1%
10 Taiwan 1 1.1%
11 Finland 1 1.1%
12 Czech Republic 1 1.1%
13 Moldova, Republic of 1 1.1%
14 New Zealand 1 1.1%
15 Poland 1 1.1%