This is the highest toll since 1997 when the IPI started keeping track. In Syria alone, 36 journalists were killed this year, Xinhua reported.
A photo journalist gets injured while covering the Syrina conflict this year. Photo: AFP
The press watchdog said it had observed an "alarming trend" of journalists increasingly being targeted, often in order to "prevent information disclosure".
After Syria, Somalia is also dangerous for journalists, the IPI said, with 16 deaths in 2012, followed by Mexico, Pakistan, and the Philippines.