BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 108 41.2%
2 United States 74 28.2%
3 Netherlands 18 6.9%
4 Sweden 17 6.5%
5 Germany 13 5%
6 Korea, Republic of 7 2.7%
7 Taiwan 6 2.3%
8 Australia 4 1.5%
9 India 3 1.1%
10 Thailand 2 0.8%
11 France 2 0.8%
12 Norway 2 0.8%
13 Russia 2 0.8%
14 Spain 1 0.4%
15 Canada 1 0.4%
16 United Kingdom 1 0.4%
17 Italy 1 0.4%