DATING FOR LESS. Online Dating Coupon Codes. The sex ratio is less saucy than it sounds: it's is the number of males per 100 females. Under 100 means more females than males. Over 100 means more males than females. Some of the more extreme ratio examples can be found in East Pilbara, Ashburton and Berrimah. Sep 20, 2015. A new parent is perhaps most sensitive to the milestones of getting…