BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 73 40.3%
2 United States 57 31.5%
3 Netherlands 20 11%
4 Germany 11 6.1%
5 Hong Kong 6 3.3%
6 Taiwan 5 2.8%
7 Spain 2 1.1%
8 United Kingdom 2 1.1%
9 Turkey 1 0.6%
10 India 1 0.6%
11 Portugal 1 0.6%
12 Australia 1 0.6%
13 Canada 1 0.6%