Description of Problem:
On SMP platforms `top` produces very long (hihg precision percentage)
CPU load statistics : 3..4 digits after comma. So, resulting
string lenght >80 colums

Version-Release number of selected component (if applicable):
procps 2.0.10

How Reproducible:
`top` on SMP platform in "Full SMP CPU Stats"

Steps to Reproduce:
1. run `top` on SMP platform
2. press "C" to enter "Full SMP CPU Stats"
3. 

Actual Results:
 12:02:18  up 14 days, 21:44,  2 users,  load average: 0.26, 0.39, 0.52
126 processes: 125 sleeping, 1 running, 0 zombie, 0 stopped
CPU0 states:  0.3% user,  0.2% system,  0.0% nice, 98.37% iowait,  1.227% idle
CPU1 states:  0.1% user,  0.2% system,  0.0% nice, 98.37% iowait,  1.229% idle


Expected Results:
should be ~1 digit after comma

Additional Information:
In "Collapsed SMP CPU Stats" it works OK.