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 56 32.7%
2 United States 32 18.7%
3 Hong Kong 19 11.1%
4 Netherlands 17 9.9%
5 Germany 14 8.2%
6 Taiwan 14 8.2%
7 Singapore 5 2.9%
8 Sweden 4 2.3%
9 United Kingdom 2 1.2%
10 Malaysia 2 1.2%
11 Russia 2 1.2%
12 India 1 0.6%
13 Korea, Republic of 1 0.6%
14 France 1 0.6%
15 Switzerland 1 0.6%