You can, in reality your spend is going up, and those spending too much are probably included in your benchmark data.
Have you ever wondered why the “favored nation” pricing everyone thinks is a guarantee comes back close to what you are currently paying? There is a reason the profits of the carriers and their revenue continues to climb year over year and it is not because everyone is getting the best deal, it is because most, 95% that do not use an outside firm are not getting the best deal.
Sure, it appears rates are dropping, but the combination of discounts, base prices, and the Terms and Conditions needed to stabilize those rates as well as providing protections associated with technology changes, market changes, and business changes are all critical to providing financial benefit over time.
Does your team need this additional distraction while working to meet your internal needs and goals?