BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 United States 83 57.2%
2 China 33 22.8%
3 Germany 11 7.6%
4 Japan 3 2.1%
5 Canada 3 2.1%
6 Taiwan 2 1.4%
7 Republic of Korea 2 1.4%
8 Hong Kong 2 1.4%
9 Italy 1 0.7%
10 Macao 1 0.7%
11 France 1 0.7%
12 1 0.7%
13 Australia 1 0.7%
14 Singapore 1 0.7%