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 238 57.8%
2 United States 60 14.6%
3 Germany 40 9.7%
4 Netherlands 39 9.5%
5 Hong Kong 8 1.9%
6 Canada 6 1.5%
7 Australia 3 0.7%
8 Taiwan 3 0.7%
9 United Kingdom 2 0.5%
10 Singapore 2 0.5%
11 India 2 0.5%
12 Malaysia 2 0.5%
13 New Zealand 2 0.5%
14 Norway 2 0.5%
15 Philippines 1 0.2%
16 Moldova, Republic of 1 0.2%
17 1 0.2%