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 180 58.1%
2 United States 50 16.1%
3 Germany 47 15.2%
4 Hong Kong 4 1.3%
5 France 4 1.3%
6 Malaysia 4 1.3%
7 Canada 4 1.3%
8 Macao 3 1%
9 Ukraine 2 0.6%
10 Jordan 2 0.6%
11 Netherlands 2 0.6%
12 Russia 2 0.6%
13 Singapore 2 0.6%
14 Taiwan 2 0.6%
15 Turkey 1 0.3%
16 Japan 1 0.3%