NEW YORK ( TheStreet) -- The pay wall system of The New York Times ( NYT) has been in place for a year and the newspaper announced Tuesday it would decrease the number of articles that can be viewed online without a paid subscription. Starting next month, 10 pieces of content including articles, slideshows, videos and other items can be seen for free each month instead of 20. In the year since starting the pay wall, the newspaper said it has about 454,000 paid online subscribers with various packages. Shares of New York Times fell 4 cents, or 0.58%, in early trading Tuesday to $6.83. The stock has dropped 11.64% year to date. TheStreet Ratings gives The New York Times a D+ grade and a sell rating. -- Written by Alexandra Zendrian >To contact the writer of this article, click here: Alexandra Zendrian >To submit a news tip, send an email to: email@example.com. >To follow the writer on Twitter, go to Alexandra Zendrian.