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 188 51.8%
2 United States 119 32.8%
3 Germany 28 7.7%
4 Canada 7 1.9%
5 Hong Kong 3 0.8%
6 New Zealand 3 0.8%
7 Singapore 2 0.6%
8 Taiwan 2 0.6%
9 United Kingdom 2 0.6%
10 Japan 2 0.6%
11 Korea, Republic of 2 0.6%
12 Australia 2 0.6%
13 France 2 0.6%
14 Italy 1 0.3%