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 216 64.1%
2 United States 54 16%
3 Germany 40 11.9%
4 Ireland 10 3%
5 Taiwan 5 1.5%
6 Hong Kong 3 0.9%
7 India 2 0.6%
8 Australia 2 0.6%
9 New Zealand 2 0.6%
10 Austria 1 0.3%
11 Brazil 1 0.3%
12 Netherlands 1 0.3%