BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 189 58%
2 United States 72 22.1%
3 Germany 33 10.1%
4 Taiwan 11 3.4%
5 Hong Kong 10 3.1%
6 India 2 0.6%
7 Georgia 2 0.6%
8 Canada 2 0.6%
9 Turkey 1 0.3%
10 Macao 1 0.3%
11 Netherlands 1 0.3%
12 New Zealand 1 0.3%
13 Romania 1 0.3%