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 United States 45 34.9%
2 China 22 17.1%
3 Netherlands 14 10.9%
4 Canada 12 9.3%
5 Germany 10 7.8%
6 United Kingdom 7 5.4%
7 Malaysia 6 4.7%
8 Morocco 3 2.3%
9 Philippines 2 1.6%
10 Singapore 2 1.6%
11 Spain 1 0.8%
12 Taiwan 1 0.8%
13 Portugal 1 0.8%
14 India 1 0.8%
15 Italy 1 0.8%
16 France 1 0.8%