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 70 34.8%
2 United States 51 25.4%
3 Hong Kong 22 10.9%
4 Netherlands 13 6.5%
5 Canada 11 5.5%
6 Germany 7 3.5%
7 Taiwan 5 2.5%
8 Japan 5 2.5%
9 Australia 4 2%
10 United Kingdom 3 1.5%
11 Malaysia 2 1%
12 Korea, Republic of 2 1%
13 Macao 1 0.5%
14 Czech Republic 1 0.5%
15 Norway 1 0.5%
16 Romania 1 0.5%
17 Russia 1 0.5%
18 Singapore 1 0.5%