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 201 38.8%
2 China 117 22.6%
3 Netherlands 61 11.8%
4 Germany 34 6.6%
5 France 28 5.4%
6 Russia 14 2.7%
7 United Kingdom 13 2.5%
8 Hong Kong 9 1.7%
9 Canada 6 1.2%
10 Portugal 6 1.2%
11 Estonia 5 1%
12 Ireland 4 0.8%
13 Taiwan 4 0.8%
14 India 3 0.6%
15 Finland 3 0.6%
16 3 0.6%
17 Czech Republic 2 0.4%
18 Moldova, Republic of 2 0.4%
19 Ukraine 1 0.2%
20 Poland 1 0.2%
21 Australia 1 0.2%