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 230 65.3%
2 United States 54 15.3%
3 Germany 37 10.5%
4 Canada 8 2.3%
5 Hong Kong 7 2%
6 Australia 4 1.1%
7 United Kingdom 4 1.1%
8 France 2 0.6%
9 Malaysia 2 0.6%
10 Mauritius 1 0.3%
11 New Zealand 1 0.3%
12 Romania 1 0.3%
13 Singapore 1 0.3%