Mean Normalized Index (Fraction Positive)Number of Analyzed News© Kejo Starosta2009-072010-012010-072011-012011-072012-012012-072013-012013-072014-012014-072015-012015-072016-012016-072017-012017-072018-012018-072019-012019-072020-012020-072021-012021-072022-012022-072023-01Time Axis-0.75-0.70-0.65-0.60-0.55-0.50-0.45-0.40-0.35-0.30-0.25-0.20-0.15-0.10-0.050.000.050.100.150.200.250.300.350.40Mean Normalized Index (Fraction Positive)-50005001,0001,5002,0002,5003,0003,5004,000Number of Analyzed News2012-05-252012-04-182012-05-072012-06-042019-07-042019-09-262019-10-082019-07-162019-06-112019-09-12