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 202 56.7%
2 United States 64 18%
3 Germany 34 9.6%
4 Hong Kong 16 4.5%
5 Singapore 11 3.1%
6 United Kingdom 6 1.7%
7 Australia 5 1.4%
8 Korea, Republic of 4 1.1%
9 Sweden 4 1.1%
10 Macao 2 0.6%
11 Canada 2 0.6%
12 Italy 2 0.6%
13 Japan 2 0.6%
14 Kazakhstan 1 0.3%
15 Malaysia 1 0.3%