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 55 42.3%
2 United States 31 23.8%
3 Germany 11 8.5%
4 Netherlands 8 6.2%
5 United Kingdom 6 4.6%
6 Korea, Republic of 5 3.8%
7 Japan 4 3.1%
8 Australia 3 2.3%
9 New Zealand 3 2.3%
10 Malaysia 2 1.5%
11 Hong Kong 2 1.5%