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 337 44.2%
2 United States 187 24.5%
3 Netherlands 166 21.8%
4 Canada 21 2.8%
5 Korea, Republic of 12 1.6%
6 Germany 11 1.4%
7 France 7 0.9%
8 Singapore 5 0.7%
9 Russia 3 0.4%
10 Hong Kong 2 0.3%
11 Brazil 2 0.3%
12 Denmark 2 0.3%
13 India 1 0.1%
14 Italy 1 0.1%
15 Jordan 1 0.1%
16 Lithuania 1 0.1%
17 Switzerland 1 0.1%
18 Turkmenistan 1 0.1%
19 Ukraine 1 0.1%
20 United Kingdom 1 0.1%