What is the total number of check-ins recorded in the New York City dataset?

What is the total number of check-ins recorded in the New York City dataset?: a task in SmolDataEnvs-harbor-train-sandbox: 📊 SmolDataEnvs: Harbor (train) (Harbor dataset). Files (in /home/user/input, no subfolders): - dataset TSMC2014 NYC.csv - dataset TSMC2014 TKY.csv