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 502 37.4%
2 China 372 27.7%
3 Germany 138 10.3%
4 Netherlands 111 8.3%
5 France 81 6%
6 United Kingdom 28 2.1%
7 Czech Republic 20 1.5%
8 Hong Kong 16 1.2%
9 Russia 16 1.2%
10 Finland 10 0.7%
11 Canada 9 0.7%
12 Portugal 7 0.5%
13 Ireland 5 0.4%
14 4 0.3%
15 Ukraine 4 0.3%
16 Taiwan 3 0.2%
17 India 3 0.2%
18 Indonesia 2 0.1%
19 Poland 2 0.1%
20 Sweden 2 0.1%
21 Spain 1 0.1%
22 Japan 1 0.1%
23 Korea, Republic of 1 0.1%
24 Latvia 1 0.1%
25 Malaysia 1 0.1%
26 Estonia 1 0.1%