| | 10 | | | 1. | | 97% | | | | 2. Tel Aviv University | | | 3 | | | | | | 4. | 6 | | | | 5. | | | | 6. | | The University ofManchester | | | | 7. 1/3 | | | | | 8. | | | | 9. | | | 10. Pew | Research Center Twitter | facebook | | 48% 38% | | |