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 236 68%
2 United States 52 15%
3 Germany 35 10.1%
4 Turkey 4 1.2%
5 Netherlands 4 1.2%
6 Russia 4 1.2%
7 Singapore 2 0.6%
8 Sweden 2 0.6%
9 Hong Kong 2 0.6%
10 India 1 0.3%
11 Indonesia 1 0.3%
12 Estonia 1 0.3%
13 Australia 1 0.3%
14 Belgium 1 0.3%
15 Chile 1 0.3%