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 212 68.6%
2 United States 52 16.8%
3 Germany 16 5.2%
4 Hong Kong 5 1.6%
5 Malaysia 4 1.3%
6 Netherlands 4 1.3%
7 Thailand 3 1%
8 Korea, Republic of 2 0.6%
9 Luxembourg 2 0.6%
10 Argentina 2 0.6%
11 Singapore 2 0.6%
12 Romania 2 0.6%
13 Russia 1 0.3%
14 Italy 1 0.3%
15 United Arab Emirates 1 0.3%