What is the latest standard for normal blood pressure?

At present, the normal range of adult blood pressure, systolic blood pressure is between 90-139mmHg, diastolic blood pressure is between 60-89mmHg. When any of the blood pressure exceeds the normal value, it belongs to hypertension. However, if it is elderly, blood pressure will be relatively low, diastolic blood pressure is between 80-89mmHg.