El Shaarawy tops the scoring charts in Serie A with 14 goals.
"It's all a bit unexpected," he admitted to La Stampa. "A year ago, I would never have believed that I would be Serie A top scorer now.
"The economical crisis has helped me. A lot of youngsters have been given a chance to showcase their skills and they've taken advantage of that.
"We just needed some space - it makes no sense to go and buy players abroad when you already have good players at home."