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 273 36.1%
2 China 212 28%
3 Netherlands 56 7.4%
4 Germany 46 6.1%
5 France 25 3.3%
6 Italy 23 3%
7 United Kingdom 23 3%
8 Malaysia 17 2.2%
9 Canada 12 1.6%
10 Russia 12 1.6%
11 Hong Kong 11 1.5%
12 Finland 7 0.9%
13 Japan 7 0.9%
14 Portugal 6 0.8%
15 Spain 4 0.5%
16 Taiwan 3 0.4%
17 Korea, Republic of 3 0.4%
18 India 3 0.4%
19 Ireland 3 0.4%
20 3 0.4%
21 Brazil 2 0.3%
22 Estonia 2 0.3%
23 Latvia 1 0.1%
24 Ukraine 1 0.1%
25 Uzbekistan 1 0.1%