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 217 32.8%
2 China 210 31.8%
3 Netherlands 146 22.1%
4 Germany 36 5.4%
5 Canada 10 1.5%
6 Korea, Republic of 9 1.4%
7 France 7 1.1%
8 Ukraine 5 0.8%
9 Czech Republic 4 0.6%
10 Hong Kong 4 0.6%
11 India 3 0.5%
12 Lao People's Democratic Republic 2 0.3%
13 United Kingdom 2 0.3%
14 New Zealand 2 0.3%
15 Russia 2 0.3%
16 Taiwan 2 0.3%