India have ended the year as the Number one ranked Test side after posting a 4-nil win over England in the five-match series. The hosts won the final Test at Chennai yesterday by an innings and 75 runs. The series win helped India gain five points and they have moved to 120 points in the last Test team rankings update of 2016, 15 points ahead of second placed Australia.The Virat Kohli-led side, which was awarded the ICC Test Championship Mace on 11 October following a 3-0 home series sweep over New Zealand, can't be overtaken this year since theteam rankings are updated only at the end of each Test series.England, which had started the series tied with Australia on 105 points but was ahead on decimal points, have slipped from second to fifth position.England are now on 101 points, one point behind Pakistan and South Africa, who are both on 102 points each with Pakistan ranked third on decimals points.