Table:
text: 1976–77 New York Rangers season
Schedule and Results
December
Game December Opponent Score Record
37 23 @ Boston Bruins 3 - 3 14-13-10
38 26 New York Islanders 2 - 1 14-14-10
39 28 @ Washington Capitals 5 - 2 15-14-10
40 31 Atlanta Flames 4 - 2 15-15-10

Question: What is the total of December dates played against the Atlanta Flames prior to Game 40 of the 1976-77 New York Rangers season, schedule and results?