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 354 46.6%
2 United States 249 32.8%
3 Germany 38 5%
4 Netherlands 33 4.3%
5 France 24 3.2%
6 Hong Kong 16 2.1%
7 Canada 11 1.4%
8 Portugal 6 0.8%
9 Taiwan 6 0.8%
10 Malaysia 5 0.7%
11 Norway 3 0.4%
12 3 0.4%
13 Australia 3 0.4%
14 Ukraine 3 0.4%
15 Singapore 2 0.3%
16 Spain 2 0.3%
17 United Kingdom 1 0.1%