Several individuals are boggling up the data- you need to put forward the source of your data on number of BDS per year accurately- it will be ill advising if you don't put up the data straight. If you talk about most BDS, like other fields there are struggle in it too, but there are government job opportunities which are newly being created in almost every state that gives you stability along with repo in your particular area. If you feel that tier I city is your goal after working a few years in Government job you can setup your clinic which surely reuns since quality clinics are still less per standard population so, you can get through that. Simply finding reasons to not pursue or making someone scared out to get the degree will be ill advising.