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 154 53.7%
2 United States 100 34.8%
3 Germany 7 2.4%
4 Hong Kong 7 2.4%
5 Singapore 3 1%
6 Taiwan 2 0.7%
7 Canada 2 0.7%
8 France 2 0.7%
9 Korea, Republic of 2 0.7%
10 Macao 2 0.7%
11 Malaysia 1 0.3%
12 Portugal 1 0.3%
13 Russia 1 0.3%
14 Finland 1 0.3%
15 Switzerland 1 0.3%
16 India 1 0.3%