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 515 50.3%
2 United States 240 23.5%
3 Germany 72 7%
4 Netherlands 68 6.6%
5 Hong Kong 23 2.2%
6 Canada 22 2.2%
7 Taiwan 20 2%
8 Ireland 11 1.1%
9 United Kingdom 7 0.7%
10 France 5 0.5%
11 Japan 5 0.5%
12 New Zealand 4 0.4%
13 Singapore 4 0.4%
14 Mauritius 3 0.3%
15 Ukraine 3 0.3%
16 Norway 3 0.3%
17 India 3 0.3%
18 Bulgaria 3 0.3%
19 Australia 2 0.2%
20 Indonesia 2 0.2%
21 Korea, Republic of 2 0.2%
22 Malaysia 2 0.2%
23 Switzerland 2 0.2%
24 Russia 1 0.1%
25 Finland 1 0.1%