BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 122 57%
2 United States 32 15%
3 Germany 13 6.1%
4 Taiwan 9 4.2%
5 Hong Kong 8 3.7%
6 Netherlands 8 3.7%
7 Portugal 5 2.3%
8 Canada 5 2.3%
9 3 1.4%
10 France 2 0.9%
11 Russia 2 0.9%
12 United Kingdom 2 0.9%
13 Malaysia 1 0.5%
14 Saudi Arabia 1 0.5%
15 Singapore 1 0.5%