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 230 47.2%
2 United States 122 25.1%
3 France 37 7.6%
4 Germany 33 6.8%
5 Canada 23 4.7%
6 Hong Kong 21 4.3%
7 Russia 6 1.2%
8 Turkey 4 0.8%
9 Taiwan 3 0.6%
10 Japan 3 0.6%
11 Switzerland 2 0.4%
12 Australia 1 0.2%
13 New Zealand 1 0.2%
14 United Kingdom 1 0.2%