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 451 55%
2 United States 133 16.2%
3 Netherlands 100 12.2%
4 Germany 60 7.3%
5 Canada 20 2.4%
6 Hong Kong 11 1.3%
7 Ireland 7 0.9%
8 France 7 0.9%
9 India 5 0.6%
10 Russia 4 0.5%
11 Japan 3 0.4%
12 Malaysia 3 0.4%
13 United Kingdom 3 0.4%
14 Ukraine 2 0.2%
15 Norway 2 0.2%
16 Panama 2 0.2%
17 Australia 2 0.2%
18 Israel 1 0.1%
19 Seychelles 1 0.1%
20 South Africa 1 0.1%
21 Mauritius 1 0.1%
22 Korea, Republic of 1 0.1%