Regarding qouta planning for next year

hi gurus,

could anyone please advise me how to maintain headcount planning for the next year.

i knw using po10 and by selecting 1019 infotype we can create and maintain man power budget for current year,

my question is can now i can maintain 1019infotype manpower budget (headcount qouta planning) for 2012 or 2013 now, if yes then how to proceed?? as per my knowledge we can do this only on active plan version

please advise please

Thanking you

warm regards