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 34.1%
2 United States 32 23.2%
3 Netherlands 21 15.2%
4 Hong Kong 8 5.8%
5 Korea, Republic of 8 5.8%
6 Norway 4 2.9%
7 Japan 3 2.2%
8 Germany 3 2.2%
9 Australia 3 2.2%
10 Canada 2 1.4%
11 Macao 2 1.4%
12 Singapore 2 1.4%
13 United Kingdom 2 1.4%
14 Malaysia 1 0.7%