1[2 {"id":"C1","text":"Mean 12-month CPI inflation over 2001-01..2026-09 is 2.574% (308 months; 2025-10 missing because the source has no index level).","results_keys":["mean_growth_12m","n_analysed","n_months_missing_growth"],"status":"supported","caveat":"Pre-2014 levels come from the 2016-07-15 vintage."},3 {"id":"C2","text":"Mean inflation was higher in 2014-01..2026-09 (2.793%) than in 2001-01..2013-12 (2.361%).","results_keys":["mean_growth_12m_2014_2026","mean_growth_12m_2001_2013"],"status":"supported","caveat":"Descriptive difference; no significance test (overlapping 12-month windows)."},4 {"id":"C3","text":"The maximum 12-month growth was 8.979% in 2022-06 and the minimum -1.959% in 2009-07.","results_keys":["max_growth_12m","max_growth_month","min_growth_12m","min_growth_month"],"status":"supported","caveat":""},5 {"id":"C4","text":"Named months: 2014-06 2.098%, 2016-07 0.868%, 2020-05 0.198%, 2022-06 8.979%, 2026-09 3.717%.","results_keys":["growth_2014_06","growth_2016_07","growth_2020_05","growth_2022_06","growth_2026_09"],"status":"supported","caveat":"2014-06 mixes a 2026-vintage numerator with a 2016-vintage 2013 denominator."},6 {"id":"C5","text":"The hand-assembled file contains errors (old vintage in overlap, 2016-07 dropped, one-month shift thereafter, spurious 2026-10) and was not used for estimation.","results_keys":["data_issues"],"status":"supported","caveat":""}7]8