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 383 43.5%
2 United States 195 22.1%
3 Netherlands 110 12.5%
4 Germany 80 9.1%
5 Sweden 21 2.4%
6 Canada 13 1.5%
7 Hong Kong 12 1.4%
8 United Kingdom 9 1%
9 Japan 7 0.8%
10 France 7 0.8%
11 Korea, Republic of 7 0.8%
12 India 4 0.5%
13 Australia 4 0.5%
14 Taiwan 4 0.5%
15 Singapore 4 0.5%
16 Ukraine 3 0.3%
17 Macao 3 0.3%
18 Kazakhstan 2 0.2%
19 Belgium 2 0.2%
20 South Africa 2 0.2%
21 Russia 2 0.2%
22 Spain 1 0.1%
23 Thailand 1 0.1%
24 Austria 1 0.1%
25 Ghana 1 0.1%
26 Egypt 1 0.1%
27 Ireland 1 0.1%
28 Jordan 1 0.1%