A couple of weeks before turning 36, Rafael Nadal is still ranked inside the top-5! Rafa is the fourth-oldest top-5 player since 1973 after Ken Rosewall, Roger Federer and Rod Laver, keeping his game on a high level at this stage of his career and fighting for notable titles.This week, Rafa celebrates a massive ranking milestone, becoming the second player in the ATP rankings history with 800 top-5 weeks behind Roger Federer. The Spaniard made a top-5 debut after winning the Masters 1000 event in Rome in 2005, still at 19.It was Nadal’s second Masters 1000 crown within two months, and he earned it …