The past 12 months have been busy. Here's a numerical look back at what happened.

40  2014 marked the 40th anniversary of The World of Concrete. Want to find out about the 2015 show? Click here.

98 The age of  Darwin Colby, the last known surviving Hoover Dam construction worker when he passed away on Nov. 12.

13 The number of 2014 Polished Concrete Award winners. Check all of this year's exceptional entrants here.

53 million email addresses were stolen in the Home Depot data breach.

4 minutes: The length of this time lapse video that showcases the 42,000 hours of work on the San Francisco-Oakland Bay Bridge construction project.

37 The number of states that added construction jobs between October 2013 and October 2014, according to Associated General Contractors.

25 Both Largo Concrete and Advanced Concrete Technologies, Inc. celebrated 25th anniversaries in 2014.

58 2014 marked 58 years of Concrete Construction publication.