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 279 51%
2 United States 172 31.4%
3 Germany 37 6.8%
4 Taiwan 9 1.6%
5 Canada 8 1.5%
6 Netherlands 8 1.5%
7 Ireland 7 1.3%
8 Hong Kong 6 1.1%
9 Macao 4 0.7%
10 Croatia 3 0.5%
11 Brazil 2 0.4%
12 Japan 2 0.4%
13 Korea, Republic of 2 0.4%
14 Malaysia 2 0.4%
15 Singapore 2 0.4%
16 United Kingdom 2 0.4%
17 Sweden 1 0.2%
18 1 0.2%