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 73 61.3%
2 United States 17 14.3%
3 Netherlands 13 10.9%
4 Germany 4 3.4%
5 Hong Kong 3 2.5%
6 Korea, Republic of 2 1.7%
7 Malaysia 2 1.7%
8 Mauritius 1 0.8%
9 Russia 1 0.8%
10 United Kingdom 1 0.8%
11 France 1 0.8%
12 Australia 1 0.8%