You can find a lot of statistics and I suggest you to look at the follow website Aviation Safety Network where you can find a lot of statistics data which may give a better understanding of how many accidents happen every year and the safety records achieved in the recent years.
To conclude I will leave with an interessting article that insiperated me to write this few lines, an article of the journalist Tom Cardoso who wrote for The Globe and Mail a very complete overview of the situation:
The Globe and Mail: "Is 2014 one of the worst years in civil aviation history?" by Tom Cardoso