1. Those concerns have been number two or three on the list since 2011.

2. It was the biggest overhaul of the mobile operating system since it had launched in 2007.

3. It is the first visit to the South American country by a US president since 2005.

4. It had been in use by the Italian police since 2004.

5. The family was being monitored by state social workers since 2011.

6. The date has been the biggest online shopping day of the year since 2010.

7. Twitter will be the biggest technology IPO since Facebook went public in May 2012.

8. Mozilla has a search revenue deal with Google that has been renewed multiple times since 2005.

9. The company has been using this feature on Search and Maps since 2014.

10. The idea has been developed since it was first understood in the 1980s.

11. It had been more than a month since Apple stock closed above $100.

12. The currency has been fixed at about the same rate since the 1980s.

13. A lot of these people are longtime app developers who have stuck with Apple even since 1997.

14. This was the first time the species had been spotted since 1948.

15. In the federal court system, just four people have been executed since 1963.