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 64 47.8%
2 Netherlands 14 10.4%
3 Germany 11 8.2%
4 United States 10 7.5%
5 Korea, Republic of 9 6.7%
6 United Kingdom 4 3%
7 Russia 4 3%
8 Italy 4 3%
9 New Zealand 3 2.2%
10 Finland 3 2.2%
11 France 2 1.5%
12 Canada 2 1.5%
13 Norway 1 0.7%
14 Hong Kong 1 0.7%
15 Spain 1 0.7%
16 United Arab Emirates 1 0.7%