What is the 2fm for rnag 94.4?
CREATE TABLE "main_sites" (
  "transmitter" text,
  "service_area" text,
  "radio_1_m_hz" text,
  "2_fm_m_hz" text,
  "rna_g_m_hz" text,
  "lyric_fm_m_hz" text,
  "erp_k_w" text
);
SELECT "2_fm_m_hz" FROM "main_sites" WHERE "rna_g_m_hz"='94.4';