Cycling-road racing/time trails. About 7500 miles per year of training and racing. 400 or so hours per year. How much each week depends upon the time of the year. Now it is about 8 hours/140 miles or so a week...by spring it will be 12 hours 200 miles per week, summertime will see 15 hours per week/275-320 miles per week. Also due an occasional triathlon.