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 67 39.6%
2 United States 58 34.3%
3 China 17 10.1%
4 Germany 14 8.3%
5 United Kingdom 4 2.4%
6 Belgium 2 1.2%
7 Canada 1 0.6%
8 France 1 0.6%
9 Hong Kong 1 0.6%
10 Italy 1 0.6%
11 Japan 1 0.6%
12 Malaysia 1 0.6%
13 Thailand 1 0.6%