BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 430 50.4%
2 Netherlands 170 19.9%
3 United States 119 13.9%
4 Germany 53 6.2%
5 Canada 17 2%
6 Hong Kong 10 1.2%
7 Ireland 7 0.8%
8 France 7 0.8%
9 United Kingdom 6 0.7%
10 Taiwan 6 0.7%
11 India 4 0.5%
12 Russia 4 0.5%
13 Korea, Republic of 3 0.4%
14 3 0.4%
15 Thailand 3 0.4%
16 Australia 2 0.2%
17 Moldova, Republic of 2 0.2%
18 Norway 2 0.2%
19 Singapore 1 0.1%
20 Morocco 1 0.1%
21 Macao 1 0.1%
22 Italy 1 0.1%
23 Japan 1 0.1%
24 Ukraine 1 0.1%