BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 526 44.4%
2 United States 240 20.3%
3 Netherlands 170 14.4%
4 Germany 107 9%
5 France 43 3.6%
6 Canada 21 1.8%
7 Hong Kong 12 1%
8 Viet Nam 8 0.7%
9 Singapore 8 0.7%
10 Taiwan 8 0.7%
11 Australia 7 0.6%
12 Austria 6 0.5%
13 Japan 3 0.3%
14 New Zealand 3 0.3%
15 Norway 3 0.3%
16 Venezuela, Bolivarian Republic of 3 0.3%
17 Ukraine 2 0.2%
18 Sweden 2 0.2%
19 Korea, Republic of 2 0.2%
20 Malaysia 2 0.2%
21 Russia 2 0.2%
22 Romania 1 0.1%
23 1 0.1%
24 India 1 0.1%
25 Czech Republic 1 0.1%
26 Finland 1 0.1%
27 United Kingdom 1 0.1%