User% seems to be bit off

Hi
Is there any reason it print such a huge user percent of 5599%
nagios@cubic:~> ./chk_perf_cpu.sh -uw 70 -iw 95 -sw 85 -uc 80 -ic 98 -sc 95 -n 5
CPU CRITICAL : user=5599% system=10% iowait=88% idle=2% | cpu_user=5599%;70;80; cpu_sys=10%;85;95; cpu_iowait=88%;95;98; cpu_idle=2%;
nagios@cubic:~>