What septembers are 17.1 in December? 
{'header': ['Year', 'January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December', 'Annual Additions(in millions)', 'Average Monthly Additions(in millions)'], 'page_title': 'Telecommunications statistics in India', 'section_title': 'Monthly mobile subscriber additions', 'caption': 'Monthly mobile subscriber additions', 'rows': [['2002', '0.28', '0.35', '0.41', '0.28', '0.29', '0.35', '0.36', '0.49', '0.37', '0.53', '0.72', '0.8', '5.23', '0.44'], ['2003', '0.64', '0.6', '0.96', '0.64', '2.26', '1.42', '2.31', '1.79', '1.61', '1.67', '1.9', '1.69', '17.49', '1.46'], ['2004', '1.58', '1.6', '1.91', '1.37', '1.33', '1.43', '1.74', '1.67', '1.84', '1.51', '1.56', '1.95', '19.49', '1.62'], ['2005', '1.76', '1.67', '0.73', '1.46', '1.72', '1.98', '2.45', '2.74', '2.48', '2.9', '3.51', '4.46', '27.86', '2.32'], ['2006', '4.69', '4.28', '5.03', '3.88', '4.25', '4.78', '5.28', '5.9', '6.07', '6.71', '6.79', '6.48', '64.14', '5.35'], ['2007', '6.81', '6.21', '3.53', '6.11', '6.57', '7.34', '8.06', '8.31', '7.79', '8.05', '8.32', '8.17', '85.27', '7.11'], ['2008', '8.77', '8.53', '10.16', '8.21', '8.62', '8.94', '9.22', '9.16', '10.07', '10.42', '10.35', '10.81', '113.26', '9.44'], ['2009', '15.41', '13.82', '15.64', '11.90', '11.58', '12.04', '14.38', '15.08', '14.98', '16.67', '17.65', '19.10', '178.25', '14.85'], ['2010', '19.90', '18.76', '20.59', '16.9', '16.31', '17.98', '16.92', '18.18', '17.1', '18.98', '22.88', '22.62', '227.12', '18.93'], ['2011', '18.99', '20.20', '20.21', '15.34', '13.35', '11.41', '6.67', '7.34', '7.90', '7.79', '2.97', '9.47', '148.32', '11.80']]}