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 United States 15 31.2%
2 China 13 27.1%
3 Canada 4 8.3%
4 Germany 3 6.2%
5 Hong Kong 2 4.2%
6 Russia 2 4.2%
7 Taiwan 2 4.2%
8 United Kingdom 2 4.2%
9 Spain 1 2.1%
10 Australia 1 2.1%
11 India 1 2.1%
12 Malaysia 1 2.1%
13 Panama 1 2.1%