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 79 38.5%
2 United States 31 15.1%
3 France 21 10.2%
4 Netherlands 17 8.3%
5 Hong Kong 12 5.9%
6 Japan 10 4.9%
7 Sweden 9 4.4%
8 Taiwan 8 3.9%
9 Russia 6 2.9%
10 Germany 5 2.4%
11 India 2 1%
12 Canada 2 1%
13 Singapore 1 0.5%
14 Ukraine 1 0.5%
15 United Kingdom 1 0.5%