male/female
40/20+ , okay lah .....
50/20+ .... still okay ....
60/20+ ..... it starts getting weird .....
70/20+ .... people start wondering how many viagra he pops each
time
80/20+ .... it's about the money isn't it ? ....
90/20+ .... a la Anna Nicole Smith .... it's definitely about the
money ....
female/male
30/20+, ... no diff
40/20+, ... it's probably love ...
50/20+, ... the wonders of collagen treatment .... 
60/20+, .... it's about the money
70/20+, .... money ...
80/20+, .... money ...
90/20+, .... witchcraft must be involved ...