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 244 61.2%
2 United States 68 17%
3 Germany 32 8%
4 Canada 26 6.5%
5 Hong Kong 9 2.3%
6 Ireland 8 2%
7 Japan 2 0.5%
8 France 2 0.5%
9 Ukraine 2 0.5%
10 India 1 0.3%
11 Netherlands 1 0.3%
12 Nigeria 1 0.3%
13 Russia 1 0.3%
14 Saudi Arabia 1 0.3%
15 Turkey 1 0.3%