Hello. I Have Been RN Since 97, First Told Higher

Hello. I have been RN since 97, first told higher TC around 251(?)in 2006, lost25 lbs changed diet TC came down around 21. TC today 249, trig 100, HDL 65, LDL 164. Gluc 86 I'm not diabetic, 54 yrs old at 160 lbs, 5'6". I will not go in statins, besides increasing regular exercise what would you recommend to get TC down some?