The query "how many years has it been since 9" seems to be asking about the number of years elapsed since the year 9 AD (or CE). Given the current date is August 28, 2025, I will calculate the number of years since the year 9. Since the year 9 is before 2025, the difference is: 2025 - 9 = 2016 years So, it has been approximately 2016 years since the year 9. If the question intended to ask about the year 9 BC, then that would be different. Since there is no year 0 in the Gregorian calendar, the difference between 9 BC and 2025 AD would be 2025 + 9 = 2034 years. Please clarify if the query is for 9 AD or 9 BC; otherwise, the answer for 9 AD is about 2016 years. I will confirm the calculation with precise date tools to account for months and days for exactness.I will calculate the exact number of years since January 1, 9 AD to August 28, 2025.2025 - 9 = 2016 years Since it is August 2025, the number of years since the start of year 9 is about 2016 years and about 8 months. Thus, it has been approximately 2016 years since year 9 AD as of August 28, 2025.