If we look at the Corruption Perception Index ranking of Transparency International of 2012, we see the following ranking.

Anguilla 

Antigua and Barbuda

Aruba

Bahamas 22

Barbados 15

Belize

British Virgin Island

Cuba 58

Dominica 41

Dominican Republic 118

Grenada

Guyana 113

Haiti 165

Jamaica 83

Montserrat

Netherlands Antilles

Puerto Rico 33

Saint Kitts and Nevis

Saint Lucia 22

Saint Vincent and the Grenadines 36

Suriname 88

Trinidad and Tobago 80

Unites States Virgin Island

(http://cpi.transparency.org/cpi2012/results/, Accessed on 10 February 2013)

Barbados and Bahamas score well. And the raking of Haiti, Guyana and Dominican Republic are alarming.  The ranking of Cuba is somewhat surprising.  The benchmark for the Caribbean SIDS is Singapore.  Singapore is ranked number 5.