Items Unit Latest Period Latest Data % Change
(Y‑o‑Y)  1/
Previous
Period Data
% Change
(Y‑o‑Y)  2/
InfoComm and Media            
International Telephone Call Minutes  Million 2017 21,242.0 -10.1 23,638.8 7.4
Total SMS Messages Million 2017 8,487.3 -13.2 9,780.3 -14.6
Mobile Population Penetration Rate  % 2017 150.8 na 149.8 na

Data are preliminary when first released.
na not available or not applicable.
1 Refers to % change in latest period over the same period in the previous year.
2 Refers to % change in the previous period over the same period in the previous year.