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 173 55.3%
2 United States 52 16.6%
3 Germany 36 11.5%
4 Canada 32 10.2%
5 Japan 3 1%
6 Peru 2 0.6%
7 France 2 0.6%
8 Cambodia 2 0.6%
9 United Kingdom 2 0.6%
10 Singapore 2 0.6%
11 Sweden 2 0.6%
12 Thailand 2 0.6%
13 Turkey 1 0.3%
14 Argentina 1 0.3%
15 Russia 1 0.3%