Final answer:
The exact percentage of magazine sales from subscriptions can vary, so it's essential to look at recent and reliable industry data to provide an accurate figure.
Step-by-step explanation:
The percentage of magazine sales accounted for by subscriptions today can vary depending on the specific data and the region being considered. However, considering the prominence of digital media and the changes in consumer behavior, it's probable that the percentage is significant but may not be as high as it was in the past due to the rise of alternative digital content sources. Therefore, without current, specific data, any provided answer would be speculative. It's important to check the latest data from reliable industry sources or market research to make an informed statement about the current state of magazine subscription sales.