Last month, at this time, Android 4.0 ICS hovered at under 3 percent of all machines hitting Google Play (or “Android Market,” as it was called then). Today, Google posted numbers that are impressive for just one month later. The company said 4.4-percent of machines are on the latest version of Android and another 0.5-percent are just an update behind, which totals 5 percent of devices overall.

See the baby bump in the graph below: