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 87 45.5%
2 United States 70 36.6%
3 Germany 8 4.2%
4 Hong Kong 7 3.7%
5 Singapore 5 2.6%
6 United Kingdom 2 1%
7 Malaysia 2 1%
8 Canada 2 1%
9 1 0.5%
10 France 1 0.5%
11 Italy 1 0.5%
12 Japan 1 0.5%
13 Korea, Republic of 1 0.5%
14 Netherlands 1 0.5%
15 Portugal 1 0.5%
16 Russia 1 0.5%