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 United States 302 41.7%
2 China 210 29%
3 Netherlands 139 19.2%
4 Canada 24 3.3%
5 Germany 19 2.6%
6 France 8 1.1%
7 Russia 5 0.7%
8 India 4 0.6%
9 Taiwan 3 0.4%
10 Sweden 2 0.3%
11 Iran, Islamic Republic of 2 0.3%
12 Australia 2 0.3%
13 Azerbaijan 1 0.1%
14 Bulgaria 1 0.1%
15 Korea, Republic of 1 0.1%
16 Hong Kong 1 0.1%
17 United Kingdom 1 0.1%