Three ways of asking whether the gap between provinces is closing. None of them says yes.

year	n	Theil T	CV	highest ÷ lowest
2002	30	0.01982	0.210	2.41
2003	30	0.01646	0.189	2.31
2004	30	0.01537	0.181	2.17
2005	31	0.01452	0.174	2.09
2006	33	0.01747	0.191	2.11
2007	33	0.01675	0.188	2.20
2008	33	0.01740	0.192	2.21
2009	33	0.01741	0.192	2.13
2010	33	0.01599	0.184	2.09
2011	33	0.01756	0.192	2.09
2012	33	0.01845	0.197	2.13
2013	33	0.02484	0.230	2.65
2014	33	0.02345	0.221	2.68
2015	34	0.02605	0.228	2.97
2016	34	0.02681	0.229	3.41
2017	34	0.02114	0.209	2.51
2018	34	0.02078	0.207	2.51
2019	34	0.02078	0.207	2.51
2020	34	0.02063	0.206	2.51
2022	34	0.02086	0.210	2.56

the ordering barely moves

persistence, 2015 → 2022
spearman	+0.9199
pearson	+0.9375
provinces	34

the biggest movers, in both directions

province	2015	2022	change
JAWA TENGAH	3.06	4.13	+1.08
MALUKU UTARA	4.59	5.56	+0.98
JAWA TIMUR	3.28	4.10	+0.83
BANTEN	4.76	4.39	−0.37
KALIMANTAN UTARA	4.26	3.90	−0.36
KEP. BANGKA BELITUNG	4.30	4.07	−0.22

Even the largest movement over the whole panel is about one person, against a spread that runs from 2.79 to 8.86.