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 182 56%
2 United States 70 21.5%
3 Germany 34 10.5%
4 Hong Kong 13 4%
5 Taiwan 5 1.5%
6 France 4 1.2%
7 New Zealand 3 0.9%
8 Japan 2 0.6%
9 Macao 2 0.6%
10 Malaysia 2 0.6%
11 Estonia 2 0.6%
12 Austria 2 0.6%
13 Canada 1 0.3%
14 Russia 1 0.3%
15 1 0.3%
16 Ukraine 1 0.3%