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 United States 767 68.2%
2 China 236 21%
3 Germany 41 3.6%
4 Taiwan 30 2.7%
5 Hong Kong 10 0.9%
6 Malaysia 6 0.5%
7 United Kingdom 5 0.4%
8 Australia 5 0.4%
9 Japan 5 0.4%
10 Macao 4 0.4%
11 Russia 4 0.4%
12 Singapore 4 0.4%
13 Canada 3 0.3%
14 Portugal 2 0.2%
15 Armenia 2 0.2%
16 India 1 0.1%