CREATE TABLE table_13110459_2 (viewers__m_ VARCHAR, overall VARCHAR)
SELECT COUNT(viewers__m_) FROM table_13110459_2 WHERE overall = "91/101"
 จำนวนคนดู (ม.) โดยคะแนนรวมอยู่ที่ 91/101
 how many viewers (m) with overall being 91/101