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 292 52.2%
2 United States 177 31.7%
3 Germany 31 5.5%
4 Canada 28 5%
5 Hong Kong 6 1.1%
6 Taiwan 4 0.7%
7 Ireland 3 0.5%
8 Italy 2 0.4%
9 Malaysia 2 0.4%
10 Russia 2 0.4%
11 2 0.4%
12 Australia 2 0.4%
13 Belarus 2 0.4%
14 United Kingdom 2 0.4%
15 Indonesia 2 0.4%
16 France 1 0.2%
17 Singapore 1 0.2%