Looking at the statistics of Meningococcal disease so far in 2016 looks to be proportionally high in some particular states.
In States where data is available we can see that:
In Victoria there has been 57 cases YTD ( year to date, so far this year) 2016, up from 50 cases in 2015, and 26 cases in 2014.
In NSW, a similar story 63 cases YTD 2016, up from 43 in 2015 and 35 in 2014. Importantly to note, 39 cases have been from strains OTHER than B or C.
WA has had 17 cases YTD 2016, 17 in 2015, and 17 in 2014.
Further information can be found here. KNOW, CHECK and Act for Meningococcal Disease.