For the cumulative number of catastrophic collisions over the period, the range went from just over 20 to just under 40.

BBC: Space debris collisions expected to rise

To be fair, people continued tweeting about Jobs all night and all day, so the cumulative number of tweets for this event is certainly far higher.

FORBES: No, Steve Jobs's Death Did Not Set a Twitter Record

Pacific Time on Friday, the day of the Opening Ceremony, Twitter says the volume of tweets mentioning the Olympics surpassed the cumulative number of such tweets posted during the entire span of the 2008 Olympic Games in Beijing.

WSJ: Social Media

Thus, a number of the biggest selling biologic therapies are forecast to deliver substantial cumulative revenues once they have passed peak year sales.

FORBES: The Best Selling Drugs of All Time; Humira Joins The Elite

The installed base of HDD storage capacity is growing at a 57% cumulative annual growth rate (drive by the storage capacity of the shipped drives as well as the number of drives shipped).

FORBES: Digital Storage Needs the Right Stuff

This is the first shuttle flight for Fincke and Vittori, although they are both very experienced astronauts having flown a number of Soyuz missions to the ISS. Indeed, on his return, Finke's cumulative time spent in orbit will be 381 days - a record for an American.

BBC: Shuttle Endeavour launches one last time