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 77 50.3%
2 United States 22 14.4%
3 Germany 16 10.5%
4 Hong Kong 15 9.8%
5 Taiwan 6 3.9%
6 Canada 5 3.3%
7 France 3 2%
8 Malaysia 3 2%
9 United Kingdom 2 1.3%
10 New Zealand 1 0.7%
11 Portugal 1 0.7%
12 Macao 1 0.7%
13 Brazil 1 0.7%