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 240 62.7%
2 United States 58 15.1%
3 Germany 41 10.7%
4 Hong Kong 7 1.8%
5 Russia 6 1.6%
6 Canada 5 1.3%
7 Netherlands 5 1.3%
8 Malaysia 4 1%
9 Taiwan 4 1%
10 Norway 2 0.5%
11 Australia 2 0.5%
12 India 2 0.5%
13 Israel 2 0.5%
14 Italy 2 0.5%
15 Japan 1 0.3%
16 New Zealand 1 0.3%
17 Singapore 1 0.3%