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 277 58.8%
2 United States 77 16.3%
3 Germany 38 8.1%
4 Netherlands 26 5.5%
5 Canada 15 3.2%
6 Singapore 6 1.3%
7 Taiwan 5 1.1%
8 United Kingdom 5 1.1%
9 Hong Kong 4 0.8%
10 New Zealand 3 0.6%
11 Russia 3 0.6%
12 France 2 0.4%
13 Spain 2 0.4%
14 Sweden 2 0.4%
15 Philippines 2 0.4%
16 Australia 2 0.4%
17 Denmark 1 0.2%
18 Italy 1 0.2%