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 511 52.2%
2 United States 207 21.1%
3 Netherlands 77 7.9%
4 Germany 54 5.5%
5 Hong Kong 42 4.3%
6 Taiwan 27 2.8%
7 Canada 14 1.4%
8 Ireland 7 0.7%
9 Singapore 6 0.6%
10 France 5 0.5%
11 United Kingdom 5 0.5%
12 Japan 4 0.4%
13 India 2 0.2%
14 Brazil 2 0.2%
15 Spain 2 0.2%
16 Ukraine 2 0.2%
17 Russia 2 0.2%
18 Serbia 2 0.2%
19 Luxembourg 2 0.2%
20 Malaysia 2 0.2%
21 Moldova, Republic of 2 0.2%
22 Korea, Republic of 1 0.1%
23 Viet Nam 1 0.1%