Solomon Islands
Custom
Year
Value
2020
22.951210552319
2019
20.833265341675
2018
21.857964405825
2017
8.3617306224826
2016
20.151922535584
2015
20.033099131717
2014
20.767014431131
2013
22.338578708509
2012
22.846664344876
2011
20.677579638188