Table 1. Propensity for level-1(Pl1) co-authors citations.
Pl1 | Astro | Atmos | Biochem | Neuro | Org chem | Econo | Hist | Socio |
1956–65 | 20 | 6 | 76 | 18 | 30 | 19 | 6 | |
1966–75 | 50 | 27 | 139 | 56 | 56 | 26 | 5 | 22 |
1976–85 | 59 | 41 | 168 | 93 | 58 | 50 | 24 | 18 |
1986–95 | 65 | 54 | 155 | 96 | 46 | 74 | 20 | 35 |