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 219 63.8%
2 United States 49 14.3%
3 Germany 38 11.1%
4 Taiwan 8 2.3%
5 Hong Kong 5 1.5%
6 Malaysia 5 1.5%
7 Japan 4 1.2%
8 Korea, Republic of 3 0.9%
9 United Kingdom 3 0.9%
10 Viet Nam 2 0.6%
11 Macao 2 0.6%
12 France 2 0.6%
13 Norway 1 0.3%
14 Singapore 1 0.3%
15 1 0.3%