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 178 47.2%
2 United States 110 29.2%
3 Germany 36 9.5%
4 Canada 15 4%
5 Hong Kong 6 1.6%
6 Ireland 5 1.3%
7 Japan 5 1.3%
8 Russia 4 1.1%
9 Turkey 3 0.8%
10 Ukraine 3 0.8%
11 New Zealand 3 0.8%
12 Malaysia 2 0.5%
13 Singapore 2 0.5%
14 Taiwan 2 0.5%
15 Serbia 1 0.3%
16 Argentina 1 0.3%
17 Latvia 1 0.3%