Which dog is most ADHD?

Which dog is most ADHD in terms of high energy and hyperactive behaviour, according to veterinarians and dog behaviourists, breeds most prone to ADHD-like hyperactivity include Border Collie, Jack Russell Terrier, Labrador Retriever, German Shepherd and Australian Shepherd, with Border Collie ranked most hyperactive and ADHD-like due to high energy and need for stimulation. Dogs do not have ADHD diagnosed like humans, but can show hyperactivity, impulsivity and attention problems, with most ADHD-like breeds being high energy working breeds bred for herding and hunting, requiring 2 to 3 hours exercise per day and mental stimulation $50 to $100 per week for training and toys, otherwise showing destructive behaviour $500 to $2,000 damage to furniture. Border Collie most ADHD-like with highest energy, requiring 3 hours exercise and constant mental stimulation, with 80% of Border Collies showing hyperactivity if not exercised. Jack Russell Terrier second most hyperactive, with high prey drive and impulsivity, needing 2 hours exercise. Labrador Retriever high energy and food motivated, showing impulsivity $1K training. German Shepherd high energy and protective, needing 2 hours exercise and training $100 per week. So most ADHD dog is Border Collie with highest hyperactivity and attention problems if not stimulated, followed by Jack Russell, Labrador, German Shepherd and Australian Shepherd, all high energy working breeds needing 2 to 3 hours exercise per day and training $50 to $100 per week to avoid destructive $500 to $2,000 damage and behavioural issues.