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 174 61.1%
2 United States 49 17.2%
3 Germany 35 12.3%
4 Hong Kong 5 1.8%
5 Malaysia 3 1.1%
6 Netherlands 3 1.1%
7 New Zealand 2 0.7%
8 Italy 2 0.7%
9 Japan 2 0.7%
10 Kazakhstan 2 0.7%
11 Azerbaijan 2 0.7%
12 Brazil 2 0.7%
13 Estonia 1 0.4%
14 Georgia 1 0.4%
15 Hungary 1 0.4%
16 Taiwan 1 0.4%