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 213 42.9%
2 United States 152 30.6%
3 Germany 35 7%
4 Japan 24 4.8%
5 France 22 4.4%
6 Taiwan 9 1.8%
7 Korea, Republic of 8 1.6%
8 Hong Kong 5 1%
9 Australia 4 0.8%
10 Singapore 4 0.8%
11 United Kingdom 4 0.8%
12 Ireland 3 0.6%
13 Albania 2 0.4%
14 Canada 2 0.4%
15 New Zealand 2 0.4%
16 Philippines 1 0.2%
17 Slovakia 1 0.2%
18 Sweden 1 0.2%
19 Moldova, Republic of 1 0.2%
20 Mongolia 1 0.2%
21 Netherlands 1 0.2%
22 Belgium 1 0.2%
23 Ukraine 1 0.2%