Fixing when data row is not in K,M,G or T
Removed some unnecessary comment lines
Multidim hash used + regex to detect float numbers

Now float point sizes like 1.5M get detected. Instead of multiplying by
1024 several times, I use the needed power; i.e. instead of 1024 * 1024
* 1024, I wrote 1024 ** 3
Results printed out comma delimitted