Reporters Without Borders compiles an index of the world press freedom index every year. It measures the state of press freedom in the world. It reflects the degree of freedom that journalists and news organisations enjoy in each country, and the efforts made by the authorities to respect and ensure respect for this freedom.
Here is the index for 2008 where Bangladesh slips 2 positions to 136th out of 173 countries. Here are the stats of Bangladesh in the past three years: