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 136 37.4%
2 United States 96 26.4%
3 Hong Kong 79 21.7%
4 Taiwan 19 5.2%
5 Germany 11 3%
6 Japan 10 2.7%
7 Singapore 5 1.4%
8 United Kingdom 4 1.1%
9 Switzerland 1 0.3%
10 Malaysia 1 0.3%
11 Portugal 1 0.3%
12 Russia 1 0.3%