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 56 48.7%
2 United States 21 18.3%
3 Netherlands 13 11.3%
4 Hong Kong 9 7.8%
5 Germany 3 2.6%
6 India 2 1.7%
7 Korea, Republic of 2 1.7%
8 Philippines 2 1.7%
9 Congo, The Democratic Republic of The 2 1.7%
10 Argentina 2 1.7%
11 Australia 1 0.9%
12 Singapore 1 0.9%
13 Taiwan 1 0.9%