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 274 40.2%
2 United States 200 29.4%
3 Netherlands 45 6.6%
4 Germany 42 6.2%
5 United Kingdom 31 4.6%
6 France 26 3.8%
7 Russia 12 1.8%
8 Hong Kong 11 1.6%
9 Canada 9 1.3%
10 India 7 1%
11 Portugal 6 0.9%
12 Estonia 4 0.6%
13 Ireland 4 0.6%
14 4 0.6%
15 Czech Republic 2 0.3%
16 Moldova, Republic of 2 0.3%
17 Finland 1 0.1%
18 Korea, Republic of 1 0.1%