Table 6. Shows key test in the differentiation of the virdidans streptococci. Most species can only be identified to viridans species group. The VP test aids in the identification and differentiation of the viridans streptococcal species and is a key reaction for the S. anginosus group.
Air Traffic Controller Salary. The average pay for an Air Traffic Controller is $84,815 per year. Experience has a moderate effect on income for this job. $38,929 - $148,967.
Average Earnings. The Bureau of Labor Statistics reports that flight attendants earned a mean annual salary of just under $42,000 in 2011. Ninety percent of all flight attendants made at least $25,000 per year, and the middle-earning half of workers in this occupation earned between $32,000 and $48,500 per year. Ten percent of all flight attendants, the top earners in the field, made $62,000 or more per year.