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 153 49.5%
2 China 74 23.9%
3 Netherlands 32 10.4%
4 Russia 9 2.9%
5 Sweden 8 2.6%
6 Germany 8 2.6%
7 Lithuania 5 1.6%
8 Korea, Republic of 4 1.3%
9 France 3 1%
10 India 3 1%
11 Denmark 2 0.6%
12 Canada 2 0.6%
13 Australia 1 0.3%
14 Italy 1 0.3%
15 Ukraine 1 0.3%
16 Singapore 1 0.3%
17 North Macedonia 1 0.3%
18 Norway 1 0.3%