<event type="statschange" name="tester" event="script" value="tester.lua"/>
in creaturescripts
-- player, date, value
-- 13 + 13 + 13 = 39 global storages.
-- 00 > 13 > 26
local storage = 45000 -- 45000 to 45039 used.
-- 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13...