         r3458         r3545          r3546         r3656         r3835         r4630
    ==========    ==========      =========       ========     ========       =======

1.      84.9 M        12.2 M         6.26 M        1.18 M        1.08 M          586K

2.    5.44 sec      0.73 sec       0.45 sec      0.23 sec      0.23 sec      0.23 sec  

3.    1.99 sec      1.19 sec       0.98 sec      1.27 sec      0.75 sec      0.96 sec

4.  2998 calls     347 calls      239 calls     131 calls     121 calls     154 calls

5.  2336 calls    1581 calls     1122 calls    1167 calls     404 calls     517 calls

6.                                           ~92000 calls   68168 calls   58158 calls

7.                                               0.12 sec      0.08 sec      0.10 sec

Key:
   1: create 1000 notes (memory)
   2. create 1000 notes (seconds)
   3. format 1000 notes (seconds)
   4: create 1 note (number of function calls)
   5. format 1 note (number of function calls)
   6. format staff of 1000 notes (number of function calls)
   7. format staff of 1000 note (seconds)

(Tested under OS 10.6.4 on 2-core Intel iMac with 1.85 GHz / 1.5 GB.)
