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 Kingdom 14 15.1%
2 United States 14 15.1%
3 China 13 14%
4 Germany 6 6.5%
5 Hong Kong 6 6.5%
6 France 5 5.4%
7 Bulgaria 4 4.3%
8 Portugal 4 4.3%
9 Spain 3 3.2%
10 Netherlands 3 3.2%
11 Czech Republic 2 2.2%
12 Estonia 2 2.2%
13 Sweden 2 2.2%
14 Taiwan 2 2.2%
15 Canada 2 2.2%
16 Hungary 2 2.2%
17 Italy 2 2.2%
18 Korea, Republic of 2 2.2%
19 Poland 2 2.2%
20 Lithuania 1 1.1%
21 Croatia 1 1.1%
22 Norway 1 1.1%