Update README.md

yhliang

2023-04-17 b54db1cc92b08195e6132a49346ba2d913dea6a6

1
2
3
4
5
6
7
8
9
10
M    million
MLN    million
m    million
mln    million
B    billion
b    billion
BN    billion
bn    billion
K    thousand
k    thousand