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 354 66.5%
2 United States 76 14.3%
3 Germany 31 5.8%
4 Canada 24 4.5%
5 Hong Kong 13 2.4%
6 Taiwan 6 1.1%
7 Serbia 5 0.9%
8 Israel 4 0.8%
9 Australia 4 0.8%
10 Macao 3 0.6%
11 Singapore 2 0.4%
12 Switzerland 2 0.4%
13 Czech Republic 2 0.4%
14 Japan 2 0.4%
15 Kyrgyzstan 1 0.2%
16 France 1 0.2%
17 Sweden 1 0.2%
18 Malaysia 1 0.2%