device: 0.896
instruction: 0.883
other: 0.609
graphic: 0.441
semantic: 0.418
mistranslation: 0.336
boot: 0.330
network: 0.230
vnc: 0.184
socket: 0.082
assembly: 0.051
KVM: 0.032

PowerPC's Virtual Open Firmware uses an unsupported instruction in older CPUs