Here's another one...

Data Range
G
H
I
J
5
-----
-----
-----
6
22-33-34-35-36
160
7
0/5
7
08-28-29-30-35
130
4
1/4
8
01-18-23-33-35
110
2
2/3

Entered in J6 and copied down:

=SUM(--(--MID(G6,{1,4,7,10,13},2)<=18))&"/"&SUM(--(--MID(G6,{1,4,7,10,13},2)>=19))