| | Greenwich, CT | Nashville, TN | United States |
| Expend. per Student | $22,984 | $13,175 | $15,905 |
| Educ. Expend. per Student | $20,833 | $11,966 | $13,142 |
| Instr. Expend. per Student | $12,792 | $6,449 | $7,999 |
| Pupil/Teacher Ratio | 12.77 | 17.46 | 16.23 |
| Students per Librarian | 506 | 887 | 4573 |
| Students per Counselor | 356 | 455 | 530 |
| Grade School Educ. | 1.8% | 4.0% | 4.8% |
| Some High School Educ. | 2.1% | 6.1% | 6.3% |
| High School Educ. | 96.1% | 90.0% | 88.9% |
| Some College Educ. | 8.2% | 18.4% | 20.0% |
| 2 yr College Grad. | 4.6% | 6.2% | 8.7% |
| 4 yr College Grad. | 70.6% | 43.9% | 33.7% |
| Masters Grad. | 25.9% | 10.7% | 9.3% |
| Professional Degree | 7.3% | 3.2% | 2.2% |
| Doctorate Degree | 2.8% | 2.6% | 1.5% |