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 218 41.8%
2 United States 186 35.6%
3 Germany 29 5.6%
4 Netherlands 28 5.4%
5 Hong Kong 15 2.9%
6 Canada 14 2.7%
7 United Kingdom 7 1.3%
8 Japan 6 1.1%
9 Australia 4 0.8%
10 Malaysia 3 0.6%
11 United Arab Emirates 3 0.6%
12 New Zealand 3 0.6%
13 Singapore 2 0.4%
14 Switzerland 2 0.4%
15 Macao 2 0.4%