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 107 52.7%
2 United States 55 27.1%
3 Germany 11 5.4%
4 Taiwan 8 3.9%
5 Hong Kong 6 3%
6 Japan 6 3%
7 Singapore 2 1%
8 Canada 1 0.5%
9 United Kingdom 1 0.5%
10 Korea, Republic of 1 0.5%
11 Macao 1 0.5%
12 Netherlands 1 0.5%
13 New Zealand 1 0.5%
14 Portugal 1 0.5%
15 Russia 1 0.5%