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 47 39.5%
2 Netherlands 21 17.6%
3 United States 14 11.8%
4 Singapore 12 10.1%
5 France 6 5%
6 Germany 6 5%
7 Hong Kong 4 3.4%
8 Taiwan 3 2.5%
9 Czech Republic 2 1.7%
10 Russia 1 0.8%
11 Malaysia 1 0.8%
12 Thailand 1 0.8%
13 Canada 1 0.8%