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 177 59.4%
2 United States 43 14.4%
3 Germany 17 5.7%
4 Taiwan 15 5%
5 Hong Kong 8 2.7%
6 Korea, Republic of 6 2%
7 Singapore 6 2%
8 Japan 5 1.7%
9 Malaysia 3 1%
10 Australia 3 1%
11 Macao 2 0.7%
12 Italy 2 0.7%
13 Pakistan 2 0.7%
14 Romania 2 0.7%
15 Russia 2 0.7%
16 Switzerland 2 0.7%
17 United Kingdom 1 0.3%
18 Belgium 1 0.3%
19 Finland 1 0.3%