As a consultant working for a real estate start-up, you have collected Airbnb listing data from various sources to investigate the short-term rental market in New York. You'll analyze this data to provide insights on private rooms to the real estate company. There are three files in the data folder: airbnb_price.csv, airbnb_room_type.xlsx, airbnb_last_review.tsv.
What are the dates of the earliest and most recent reviews?