there is no anzac day holiday for most states as it falls on a saturday .
only western australia and some canberra bureaucrats will get day off .
first time since 2009 anzac day has fallen on a saturday .
experts predict rise of up to 25 per cent of people calling in sick on monday .
some businesses told staff they risk their job if they fake a sick day .
losses from absent employees estimated at $ 7.5 m in queensland alone .