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 550 72.6%
2 United States 95 12.5%
3 Canada 31 4.1%
4 Germany 31 4.1%
5 Taiwan 18 2.4%
6 Singapore 8 1.1%
7 United Kingdom 6 0.8%
8 Hong Kong 6 0.8%
9 France 3 0.4%
10 Finland 2 0.3%
11 New Zealand 2 0.3%
12 Norway 1 0.1%
13 Russia 1 0.1%
14 Switzerland 1 0.1%
15 1 0.1%
16 Australia 1 0.1%
17 Ireland 1 0.1%