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 111 43.2%
2 United States 83 32.3%
3 Netherlands 21 8.2%
4 Germany 12 4.7%
5 Hong Kong 7 2.7%
6 United Kingdom 5 1.9%
7 Russia 3 1.2%
8 Malaysia 3 1.2%
9 Taiwan 3 1.2%
10 Australia 3 1.2%
11 Macao 2 0.8%
12 Canada 1 0.4%
13 New Zealand 1 0.4%
14 Portugal 1 0.4%
15 Sweden 1 0.4%