BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 52 36.6%
2 China 31 21.8%
3 Netherlands 23 16.2%
4 Malaysia 6 4.2%
5 France 5 3.5%
6 Japan 5 3.5%
7 Hong Kong 4 2.8%
8 Germany 3 2.1%
9 3 2.1%
10 Belgium 3 2.1%
11 Singapore 2 1.4%
12 Taiwan 2 1.4%
13 Russia 1 0.7%
14 Canada 1 0.7%
15 Argentina 1 0.7%