Please Explain Formula

[CARBOB]

Will someone, please explain what the formula in Col I does.

Excel Workbook
	A	B	C	D	E	F	G	H	I
2	3620	065154	0	6	5	1	5	4	0.3
3	3619	291304	2	9	1	3	0	4	0.1
4	3618	236341	2	3	6	3	4	1	0.6
Sheet1

Excel 2007

Cell Formulas
Range	Formula
C2	=IF($A$1="","",MID(TEXT($B2,"000000"),1,1)+0)
C3	=IF($A$1="","",MID(TEXT($B3,"000000"),1,1)+0)
C4	=IF($A$1="","",MID(TEXT($B4,"000000"),1,1)+0)
D2	=IF($A$1="","",MID(TEXT($B2,"000000"),2,1)+0)
D3	=IF($A$1="","",MID(TEXT($B3,"000000"),2,1)+0)
D4	=IF($A$1="","",MID(TEXT($B4,"000000"),2,1)+0)
E2	=IF($A$1="","",MID(TEXT($B2,"000000"),3,1)+0)
E3	=IF($A$1="","",MID(TEXT($B3,"000000"),3,1)+0)
E4	=IF($A$1="","",MID(TEXT($B4,"000000"),3,1)+0)
F2	=IF($A$1="","",MID(TEXT($B2,"000000"),4,1)+0)
F3	=IF($A$1="","",MID(TEXT($B3,"000000"),4,1)+0)
F4	=IF($A$1="","",MID(TEXT($B4,"000000"),4,1)+0)
G2	=IF($A$1="","",MID(TEXT($B2,"000000"),5,1)+0)
G3	=IF($A$1="","",MID(TEXT($B3,"000000"),5,1)+0)
G4	=IF($A$1="","",MID(TEXT($B4,"000000"),5,1)+0)
H2	=IF($A$1="","",MID(TEXT($B2,"000000"),6,1)+0)
H3	=IF($A$1="","",MID(TEXT($B3,"000000"),6,1)+0)
H4	=IF($A$1="","",MID(TEXT($B4,"000000"),6,1)+0)
I2	=IF(C2="","",(MATCH(C2,C3:C1337,0)/($A3/COUNTIF(C3:C1337,C2))))
I3	=IF(C3="","",(MATCH(C3,C4:C1338,0)/($A4/COUNTIF(C4:C1338,C3))))
I4	=IF(C4="","",(MATCH(C4,C5:C1339,0)/($A5/COUNTIF(C5:C1339,C4))))

 

[dave3009]

=IF(C2="","",(MATCH(C2,C3:C1337,0)/($A3/COUNTIF(C3:C1337,C2))))

If C2 is empty then stay empty, if not then find the first exact match of C2 in the cells below if and divide this by the value in A3 divided by the count instances of C2 in the column below C2.

This is then copied down

 

[CARBOB]

=IF(C2="","",(MATCH(C2,C3:C1337,0)/($A3/COUNTIF(C3:C1337,C2))))

If C2 is empty then stay empty, if not then find the first exact match of C2 in the cells below if and divide this by the value in A3 divided by the count instances of C2 in the column below C2.

This is then copied down

Thank you very much!!!!