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 398 54.5%
2 United States 124 17%
3 Netherlands 80 11%
4 Germany 51 7%
5 Canada 15 2.1%
6 Sweden 15 2.1%
7 Hong Kong 7 1%
8 France 6 0.8%
9 Taiwan 6 0.8%
10 Ukraine 5 0.7%
11 Japan 3 0.4%
12 New Zealand 3 0.4%
13 Norway 3 0.4%
14 Russia 2 0.3%
15 South Africa 2 0.3%
16 Korea, Republic of 2 0.3%
17 Israel 2 0.3%
18 Australia 2 0.3%
19 Finland 1 0.1%
20 India 1 0.1%
21 Turkey 1 0.1%
22 United Kingdom 1 0.1%