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 270 63.1%
2 Germany 73 17.1%
3 United States 34 7.9%
4 Ireland 9 2.1%
5 Hong Kong 8 1.9%
6 Canada 6 1.4%
7 Singapore 4 0.9%
8 Taiwan 4 0.9%
9 United Kingdom 4 0.9%
10 Japan 4 0.9%
11 India 3 0.7%
12 Australia 2 0.5%
13 Italy 2 0.5%
14 Korea, Republic of 2 0.5%
15 Macao 2 0.5%
16 Malaysia 1 0.2%