BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 71 39%
2 United States 38 20.9%
3 Hong Kong 30 16.5%
4 Germany 17 9.3%
5 France 6 3.3%
6 Japan 6 3.3%
7 Korea, Republic of 4 2.2%
8 United Kingdom 4 2.2%
9 Singapore 2 1.1%
10 Virgin Islands, U.S. 1 0.5%
11 Nigeria 1 0.5%
12 Poland 1 0.5%
13 India 1 0.5%