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 143 58.4%
2 United States 24 9.8%
3 India 21 8.6%
4 Netherlands 14 5.7%
5 Taiwan 10 4.1%
6 Germany 8 3.3%
7 Hong Kong 8 3.3%
8 United Kingdom 5 2%
9 Russia 3 1.2%
10 Australia 3 1.2%
11 France 3 1.2%
12 Estonia 1 0.4%
13 Portugal 1 0.4%
14 Singapore 1 0.4%