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 212 54.2%
2 United States 83 21.2%
3 Germany 28 7.2%
4 Canada 25 6.4%
5 Hong Kong 14 3.6%
6 Singapore 5 1.3%
7 Taiwan 5 1.3%
8 United Kingdom 4 1%
9 Netherlands 4 1%
10 Japan 3 0.8%
11 Macao 2 0.5%
12 Malaysia 2 0.5%
13 Ireland 2 0.5%
14 Mauritius 1 0.3%
15 New Zealand 1 0.3%