BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 102 52.6%
2 China 40 20.6%
3 Netherlands 18 9.3%
4 Germany 12 6.2%
5 Russia 6 3.1%
6 Canada 6 3.1%
7 Hong Kong 3 1.5%
8 Korea, Republic of 2 1%
9 Singapore 2 1%
10 Taiwan 1 0.5%
11 United Kingdom 1 0.5%
12 Malaysia 1 0.5%