LAHORE Pakistans top tennis star Aisam-ul-Haq Qureshi has entered the top 20 doubles list in the ATP World Tour Ranking. He is ranked no. 19 in individual category and as a team with Rohan Bopanna they are placed at no. 6 in the 2010 race. Early this year when I was ranked around 60 in the world, I had set a target to reach the top 20 in doubles by the end of the year and I am very happy to have achieved this important milestone in my career, said Aisam from Moscow where the is playing Kremlin Cup ATP Championship. With the grace of Allah and prayers of my nation, I shall continue to put in my best efforts to earn laurels for my country, he added.