1.4 citation impact
1.3
1.74%
US
2.12%
Share of the top 1% of cited research
1.2
1.1
China
1.19%
1.66%
1
0.9
2012
2014
2016
2018
2020
2021
1.4 citation impact
1.3
US
2.12%
Share of the top 1% of cited research
1.74%
1.2
1.1
China
1.19%
1.66%
1
0.9
2012
2014
2016
2018
2020
2021