BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 211 59.8%
2 United States 72 20.4%
3 China 39 11%
4 Germany 10 2.8%
5 France 5 1.4%
6 Hong Kong 4 1.1%
7 Czech Republic 3 0.8%
8 Canada 3 0.8%
9 India 2 0.6%
10 Philippines 1 0.3%
11 Spain 1 0.3%
12 United Kingdom 1 0.3%
13 Benin 1 0.3%