Just in case somebody doesn't understand the Fram date code.
This is the 112th day of 2015. The "5" represents 2015, and "112" represents the 112th day. The "5" could also mean 2005, but they can't be that old.
Focus on
5112.
View attachment 85603
This is the 22nd day of 2016. The "6" represents 2016, and "022" represents the 22nd day.
Focus on
6022.
View attachment 85604
Use a Julian date converter to find out exactly what day of the year the date code represents.