Ultrasound (US) procedures are diagnostic, noninvasive, and relatively inexpensive. They take a short time to complete, do not use radiation, and cause no harm to the patient. High-frequency sound waves of various intensities are delivered by a transducer, a flashlight-shaped device, pressed against the skin.
According to the BLS current population survey (CPS), the unemployment rate for California rose 0.1 percentage points in July 2017 to 4.8%. The state unemployment rate was 0.5 percentage points higher than the national rate for the month. The unemployment rate in California peaked in February 2010 at 12.2% and is now 7.4 percentage points lower. From a post peak low of 4.7% in May 2017, the unemployment rate has now grown by 0.1 percentage points. You can also see California unemployment compared to other states.
On the other end, Rhode Island's 9.1% unemployment rate is the highest in the nation, edging out Nevada (8.8%) and Illinois (8.6%) for that dubious distinction. Louisiana had the largest drop in its unemployment rate from November to December. It fell from 6.3% to 5.7%.