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 143 60.1%
2 United States 30 12.6%
3 Netherlands 25 10.5%
4 Korea, Republic of 9 3.8%
5 France 7 2.9%
6 5 2.1%
7 Hong Kong 3 1.3%
8 Singapore 3 1.3%
9 Taiwan 3 1.3%
10 Canada 3 1.3%
11 Pakistan 2 0.8%
12 Philippines 1 0.4%
13 Macao 1 0.4%
14 Malaysia 1 0.4%
15 Australia 1 0.4%
16 Finland 1 0.4%