An analysis of the total calorie and protein content of Mark's current diet is 3470 kcal, 125 grams of protein (14% of total calories supplied by protein). This diet is representative of the food choices and amounts of food that Mark chooses on a regular basis. What is the difference between Mark's estimated protein needs as an athlete (from the previous question) and the amount of protein that his current diet provides? Is it inadequate, adequate, or excessive?