NEW YORK — New York City’s subway turnstiles clocked 3.5 million entries this week, the most since March 13, 2020 — which was the Friday before the Big Apple shut down as it became an early epicenter of the COVID-19 pandemic. It’s a major milestone for the subways, but still far off from the 5.5 million entries the subway recorded each weekday before the pandemic. “These growing ridership numbers show that New Yorkers are ready for a post-pandemic future for our city and that means returning to the public transportation system,” said Sarah Meyer, head of customer service at the Metropolitan Tr…