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 176 57.7%
2 United States 57 18.7%
3 Germany 32 10.5%
4 United Kingdom 8 2.6%
5 Singapore 8 2.6%
6 Malaysia 4 1.3%
7 Mexico 4 1.3%
8 Macao 3 1%
9 United Arab Emirates 3 1%
10 Taiwan 2 0.7%
11 Hong Kong 2 0.7%
12 Japan 1 0.3%
13 Portugal 1 0.3%
14 Brazil 1 0.3%
15 Bulgaria 1 0.3%
16 Sweden 1 0.3%
17 Switzerland 1 0.3%