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 217 56.2%
2 United States 83 21.5%
3 Germany 27 7%
4 Japan 12 3.1%
5 Netherlands 6 1.6%
6 Hong Kong 6 1.6%
7 Canada 5 1.3%
8 Singapore 5 1.3%
9 Taiwan 5 1.3%
10 Australia 4 1%
11 New Zealand 3 0.8%
12 France 3 0.8%
13 Macao 2 0.5%
14 India 2 0.5%
15 Indonesia 2 0.5%
16 Italy 2 0.5%
17 Czech Republic 1 0.3%
18 Viet Nam 1 0.3%