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 140 48.6%
2 United States 64 22.2%
3 Canada 27 9.4%
4 Germany 27 9.4%
5 Hong Kong 6 2.1%
6 Australia 4 1.4%
7 Taiwan 4 1.4%
8 Indonesia 3 1%
9 Netherlands 3 1%
10 Russia 3 1%
11 France 2 0.7%
12 Thailand 2 0.7%
13 Turkey 2 0.7%
14 Singapore 1 0.3%