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 652 49.4%
2 United States 347 26.3%
3 Netherlands 99 7.5%
4 Germany 95 7.2%
5 France 36 2.7%
6 Canada 22 1.7%
7 India 12 0.9%
8 Sweden 8 0.6%
9 Russia 7 0.5%
10 Japan 6 0.5%
11 Korea, Republic of 6 0.5%
12 Hong Kong 6 0.5%
13 Taiwan 4 0.3%
14 Poland 4 0.3%
15 United Kingdom 2 0.2%
16 Mexico 2 0.2%
17 Philippines 2 0.2%
18 Ireland 2 0.2%
19 Cote D'ivoire 2 0.2%
20 Denmark 1 0.1%
21 Brazil 1 0.1%
22 Turkey 1 0.1%
23 Ukraine 1 0.1%
24 Viet Nam 1 0.1%