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 165 56.3%
2 Germany 44 15%
3 United States 43 14.7%
4 Hong Kong 7 2.4%
5 Canada 6 2%
6 Ireland 5 1.7%
7 Russia 4 1.4%
8 Japan 3 1%
9 India 3 1%
10 Malaysia 3 1%
11 Netherlands 2 0.7%
12 New Zealand 2 0.7%
13 Taiwan 2 0.7%
14 United Kingdom 2 0.7%
15 Kenya 1 0.3%
16 Romania 1 0.3%