The latest data point for ANET's Return on Sales (ROS) in Q4'25 stands at 45.72%, reflecting a modest decline from the Q2'25 peak of 48.99% but remaining above the 40% threshold observed in earlier periods. Over the period from Q1'23 to Q4'25, ROS has exhibited a generally upward trend, starting at 36.76% and reaching a high of 48.99% in Q2'25, with an average annual improvement of approximately 4-5 percentage points. Notable fluctuations include a slight dip in Q2'24 to 45.58% and Q4'24 to 46.05%, followed by recovery in Q3'25 before the recent softening, indicating resilient profitability amid potential market volatility in the area chart visualization.