The view provided by @Rikafip gives senders and receivers per month. The following is a quicker access to the data (prefiltered):
https://public.tableau.com/shared/5M7395TND?:display_count=n&:origin=viz_share_link

Now if what you are after overall aggregate data for the Indonesian local board (up until last friday), it is as follows:

nTX: 15.141
nMerits: 26.670
nDistinctSenders: 1.542
nDistinctReceivers: 1.423

I looked up the above on my DB, as the Dashboard breaks it down by month.