To create a timetable that is also a pivot table, use retime to calculate annual means.
meanNO2bySiteTT = retime(NO2bySite,"yearly","mean")
meanNO2bySiteTT=5×442 timetable
Timestamp
Alaska_KenaiPeninsula_1004
Arizona_Apache_10
Arizona_Apache_11
Arizon
___________
__________________________
_________________
_________________
______
01-Jan-1985
NaN
8.4406
8.4264
01-Jan-1986
NaN
7.3333
7.587
6
Create a stacked plot of the annual means.
stackedplot(meanNO2bySiteTT)
9 Tables
9-96