Table 2.

Annual statistics of AOD (550 nm) 2015–2021 of selected five Indian rural sites

Year	AU		ARM		GEC		KU		SI
	Mean	SD	Mean	SD	Mean	SD	Mean	SD	Mean	SD
2015	0.6682	0.403181	0.279287	0.261187	0.774192	0.508919	0.340885	0.188218	0.379437	0.19082
2016	0.692283	0.400672	0.339634	0.362693	0.826754	0.47449	0.447082	0.246194	0.335299	0.177455
2017	0.609018	0.33335	0.259413	0.218737	0.678702	0.354666	0.391987	0.217082	0.388392	0.187867
2018	0.66124	0.345489	0.284437	0.276025	0.75019	0.367977	0.414595	0.239838	0.408846	0.196574
2019	0.664338	0.383327	0.26931	0.268052	0.74689	0.42155	0.368259	0.182257	0.366616	0.183467
2020	0.627309	0.352774	0.231436	0.243872	0.707119	0.403299	0.332967	0.191438	0.386981	0.219812
2021	0.666135	0.39075	0.350113	0.307657	0.8052	0.494592	0.374396	0.20545	0.474249	0.213677