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 173 58.1%
2 Germany 48 16.1%
3 United States 36 12.1%
4 Canada 8 2.7%
5 Taiwan 6 2%
6 Australia 5 1.7%
7 Russia 3 1%
8 Hong Kong 3 1%
9 Macao 2 0.7%
10 New Zealand 2 0.7%
11 Pakistan 2 0.7%
12 Panama 2 0.7%
13 Singapore 2 0.7%
14 Switzerland 2 0.7%
15 Ukraine 2 0.7%
16 Brazil 1 0.3%
17 Japan 1 0.3%