I have been using Dell Data Protection Advisor for more than seven years. 

I have been using this solution for about two years.

I have been using this solution for approximately seven years.

We have been using Dell Data Protection Advisor for 15 years.

I have been using Dell EMC Data Protection Advisor for almost a decade.

I have been using this solution for three years. 

I have been working with the solution for five to six years. 

One of our customers has been using this solution for two years. 

I've been using the solution for eight years.