barcat -H input/minitude.txt
 -10p   -------------------------------=|
-200p   -------------------------------=|
-3.0n   -------------------------------=|
 -40n   -------------------------------=|
-500n   -------------------------------=|
-6.0μ   -------------------------------=|
 -70μ   -------------------------------=|
-800μ   -------------------------------=|
-9.0m   -------------------------------=|
-100m   -------------------------------=|
-1.1    -------------------------------=|
 -12    -------------------------------=|
-130    -------------------------------=|
-1.4k   -------------------------------=|
 -15k   -------------------------------=|
-160k   -------------------------------=|
-1.7M   -------------------------------=|
 -18M   -------------------------------=|
-190M   ------------------------------
-2.0G   

-999k - -------------------------------=|
-1.0M + -------------------------------=|
-1.0M   -------------------------------=|
-1.0M - -------------------------------=|
-1.1M + -------------------------------=|