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 165 53.2%
2 United States 64 20.6%
3 Germany 28 9%
4 Malaysia 10 3.2%
5 Canada 10 3.2%
6 Hong Kong 7 2.3%
7 Taiwan 6 1.9%
8 Australia 5 1.6%
9 New Zealand 3 1%
10 Russia 2 0.6%
11 Ireland 2 0.6%
12 Japan 2 0.6%
13 Thailand 2 0.6%
14 Ukraine 1 0.3%
15 United Kingdom 1 0.3%
16 Korea, Republic of 1 0.3%
17 Switzerland 1 0.3%