Being '2017' may make it more likely that a randomly-selected Typhoon pilot would be female, but still less than a 10% chance. And this isn't a randomly-selected Typhoon pilot, it's one with a puerile* sense of humour. Being '2017' means that females can be as puerile as they like, and some surely are (yes, including at least one Typhoon pilot), but even in these enlightened days sniggering about bodily functions and scrawling crude images of genitalia a few pages ahead in someone's notebook remain largely male pastimes. DG is on firm (snigger) probabilistic ground...
[* boylike (Latin). What terrible gender stereotyping!]