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 268 62.3%
2 United States 75 17.4%
3 Germany 32 7.4%
4 Hong Kong 11 2.6%
5 Singapore 11 2.6%
6 United Kingdom 7 1.6%
7 Canada 5 1.2%
8 Malaysia 5 1.2%
9 Taiwan 4 0.9%
10 Russia 3 0.7%
11 Trinidad and Tobago 2 0.5%
12 Japan 2 0.5%
13 Macao 2 0.5%
14 France 1 0.2%
15 Australia 1 0.2%
16 Brazil 1 0.2%