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 371 42.3%
2 United States 266 30.3%
3 Netherlands 72 8.2%
4 Germany 67 7.6%
5 Hong Kong 16 1.8%
6 Sweden 16 1.8%
7 Russia 11 1.3%
8 Canada 10 1.1%
9 United Kingdom 9 1%
10 Korea, Republic of 7 0.8%
11 France 6 0.7%
12 Belgium 6 0.7%
13 Japan 4 0.5%
14 India 3 0.3%
15 Brazil 2 0.2%
16 Malaysia 2 0.2%
17 Philippines 2 0.2%
18 Singapore 2 0.2%
19 Taiwan 2 0.2%
20 Thailand 2 0.2%
21 Viet Nam 2 0.2%