54% of men think about sex everyday or several times a day, 43% a few times per month or a few times per week, and 4% less than once a month ....
....Sexual fantasies are healthy, occurring most often in people showing the fewest sexual problems and least sexual dissatisfaction (Laumann 1994)
results from this groups shows that australian man are not very sane up there or have sexual related problem. its norm to have sexual fantasies for normal healthy adults.
as with regards to methodology of the finding, go read the paper yourself since you are an graduate. you should not be spoon-feed, reading research paper is a norm in graduate studies. asking someone to state his methodology is stupid, if you wish to attack it, you are the one suppose to read up on it. NOT ASK SOMEONE WHAT IS THE METHOD then attack
Laumann, E., Gagnon, J.H., Michael, R.T., and Michaels, S. The Social Organization of Sexuality: Sexual Practices in the United States. 1994. Chicago: University of Chicago Press (Also reported in the companion volume, Michael et al, Sex in America: A Definitive Survey, 1994).