BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 72 38.5%
2 United States 42 22.5%
3 Hong Kong 22 11.8%
4 Germany 15 8%
5 Taiwan 13 7%
6 Canada 8 4.3%
7 Japan 3 1.6%
8 Australia 2 1.1%
9 Czech Republic 2 1.1%
10 Singapore 2 1.1%
11 Suriname 1 0.5%
12 Ukraine 1 0.5%
13 United Kingdom 1 0.5%
14 Korea, Republic of 1 0.5%
15 Malaysia 1 0.5%
16 Portugal 1 0.5%