Katie would go to the park everyday and each day she recorded how many dogs were in the park. Day 1: there was 4 dogs , Day 2: 3 dogs , day 3: 6 dogs , Day 4:1 dog and day 5: 8 dogs. Over the next 3 weeks the same amount of dogs turned up each day. How many dogs turned up each day did she see over 3 weeks?