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 50 44.6%
2 United States 14 12.5%
3 Netherlands 13 11.6%
4 Taiwan 7 6.2%
5 Germany 7 6.2%
6 Canada 5 4.5%
7 Hong Kong 3 2.7%
8 India 2 1.8%
9 Ireland 2 1.8%
10 Luxembourg 2 1.8%
11 Macao 2 1.8%
12 Malaysia 2 1.8%
13 Brazil 1 0.9%
14 Russia 1 0.9%
15 Turkey 1 0.9%