For example the median expected annual pay for a typical Data Modeling Analyst in the United States is $101,144, so 50% of the people who perform the job of Data Modeling Analyst in the United States are expected to make less than $101,144. Source: HR Reported data as of March 31, 2017.
In brief: Hep A and B vaccines. Hep a vaccinations is given as 2 shots at least 6 months apart. Hep b is a series of 3 shots given within a 6 month period (first dose, then 2months and 6 months after the first dose). Once these regimens are completed, you should not require further doses.
The hepatitis B vaccine is a series of three-to-four shots given over a period of six months, and with the exception of people with weakened immune systems, the Centers of Disease Control does not recommend booster shots. Receiving an extra shot or repeating the series is not dangerous.