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 206 57.1%
2 United States 45 12.5%
3 Canada 39 10.8%
4 Germany 33 9.1%
5 Hong Kong 11 3%
6 Netherlands 10 2.8%
7 United Kingdom 4 1.1%
8 Taiwan 3 0.8%
9 Turkey 2 0.6%
10 Malaysia 2 0.6%
11 France 2 0.6%
12 Australia 1 0.3%
13 Japan 1 0.3%
14 Korea, Republic of 1 0.3%
15 Mauritius 1 0.3%